Strength & Conditioning Archives https://www.scienceforsport.com/category/strength-and-conditioning/ The #1 Sports Science Resource Sun, 23 Mar 2025 20:50:16 +0000 en-GB hourly 1 https://wordpress.org/?v=6.7.1 https://www.scienceforsport.com/wp-content/uploads/2023/04/cropped-logo-updated-favicon-2-jpg-32x32.webp Strength & Conditioning Archives https://www.scienceforsport.com/category/strength-and-conditioning/ 32 32
252: How to Maximise Athlete Performance & Recovery https://www.scienceforsport.com/podcast/maximise-athlete-performance-recovery/ Mon, 27 Jan 2025 18:57:00 +0000 https://www.scienceforsport.com/?post_type=podcast&p=32173 In episode 252 Dr. Peter Tierney joins us on the show. Specifically, Peter will be discussing: This week we are unlocking the Secrets of Elite Performance with Dr Peter Tierney! From the high-pressure world of ... Read more

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In episode 252 Dr. Peter Tierney joins us on the show.

Specifically, Peter will be discussing:

This week we are unlocking the Secrets of Elite Performance with Dr Peter Tierney! From the high-pressure world of professional rugby and football to cutting-edge performance apparel, Dr Peter Tierney has seen it all. In this episode, we dive deep into what it takes to win at the highest level, exploring the critical lessons from his time with Leinster Rugby’s Heineken Cup-winning squad, the evolving science of athlete recovery, and the power of data in shaping the future of sports performance.

Discover:

  • The biggest mistakes teams make when trying to replicate success
  • Why recovery isn’t a one-size-fits-all approach – and how to get it right
  • How wearable tech is changing the game (for better or worse!)
  • What elite coaches like Stuart Lancaster do differently

If you’re serious about maximising performance, this episode is packed with practical insights you can apply straight away. Whether you’re an athlete, coach, or sports science enthusiast – you don’t want to miss this one!

About Dr. Peter Tierney


“Dr Peter Tierney is a highly experienced sports scientist and performance coach with over a decade of experience working across multiple sports, including rugby, football, and athletics. He has held key roles with Leinster Rugby, contributing to their Heineken Cup success, and has worked in industry innovation, focusing on performance apparel. Dr Tierney specialises in athlete recovery, data-driven performance strategies, and applying cutting-edge sports science to optimise results. He actively shares insights on social media and contributes to advancing the field through research and applied practice.”

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Episode 117. Overcoming the barriers presented by Velocity-Based Training – Steve Thompson https://www.scienceforsport.com/velocity-based-training-steve-thompson/ Wed, 01 Jan 2025 00:00:00 +0000 https://www.scienceforsport.com/?p=24244 The most common barriers to VBT usage, and how to overcome them.

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About this Episode

In episode 117, Steve Thompson, Course Leader for the Masters in S&C at Sheffield Hallam University, joins us.

Specifically Steve will be looking at:

  • Obstacled to VBT use
  • Best practice in VBT
  • How anyone can use VBT to optimise training for under $10

Velocity-based training (VBT) might seem like the biggest thing in physical training since the barbell itself, so why aren’t you using it yet?

If you still haven’t started, you’re not the only one. Due to the perceived difficulty in its implementation, many coaches and athletes choose to look the other way, missing out on a range of fantastic benefits associated with this top-level training tech.

If you are one of those who consider it too difficult, time-consuming, or expensive to implement, you’ll need to hear what Steve Thompson has to say and how you can overcome these obstacles.

Thompson has just finished his PhD investigating the use of VBT, where he performed leading research through Sheffield Hallam University, while also implementing his research as an S&C coach in the field.

Thompson’s research has great importance to the strength and power training world, with VBT touted as the future of the strength training industry. However, the uptake has not been equal to the hype. 

Athletes could get a wide range of benefits from VBT such as daily autoregulation, velocity cut-offs, and increased motivation during lifts. But despite such a great range of benefits, there are several barriers which stop widespread adoption. 

So we wanted to grill Thompson to see whether coaches and athletes can overcome the obstacles preventing them from using this game-changing technology.

The first issue is likely the price – when you see triple or quadruple figures on an internet sales funnel, it can be easy to switch off and file VBT under ‘one for when I’m rich’.

But before you give up on the idea, it’s important to consider the different types of VBT devices available on the market and their price points.

“VBT requires or utilises technology which might be a linear position transducer, an inertial measuring unit, a camera, or a smartphone,” Thompson said.

Generally speaking, the linear position transducers have been seen as the gold standard as they use a string attached to the bar to directly measure velocity, however, recent research shows that cheaper options like smartphone applications might be equally valid and reliable.

“In terms of the data, certainly from some of the research I’ve collected as part of my PhD, smartphones were there or thereabouts when compared with a linear transducer. If you consider the price difference, then there are benefits to those that have tighter purse strings,” Thompson said.

This makes VBT accessible to almost all practitioners, with smartphone applications available in the region of $10. These devices might take more time to configure and be less useful in large team settings, but they certainly lower the entry barrier to VBT and might be perfect for an athlete training alone.

That time investment when using a smartphone might be reduced when using higher-end devices designed for large teams, but Thompson shares some of his research insights which showed that coaches were still worried that they’d be spending time with their heads in an iPad, instead of coaching their athletes. Another barrier to overcome.

Fortunately, the Englishman performed further research with the goal of using VBT at the start of the session to prescribe training loads with sniper-like accuracy, with coaches then having the luxury of putting the tech away in favour old school face-to-face contact.

“We came up with a system and an approach to daily one rep-max prediction, allowing you to do it right to start the session, that would adjust the loads for that day. You could then put the technology down and be a coach,” Thompson said.

If reading Thompson’s latest research isn’t for you, he has a simple alternative.

“Another way of getting around the issue would be simple education for the athletes. So spend some time upskilling the athletes on how to use the devices – this frees you up to be more present on the gym floor,” Thompson said.

So there you have it, the most common barriers to VBT usage, and how to overcome them. You can get started for a tenner and potentially spend just minutes on VBT training per session. 

If this has got your brain whirring and you want to learn more about VBT, including how to practically implement it in your setting, listen to the full podcast using the link below.

You can download the podcast on any of the big hosting services, including Apple Podcasts and Spotify, or just use this link: https://scienceforsport.fireside.fm/117

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Episode 136. How to use ground-based plyometrics for ultimate sport performance – Matt McInnes-Watson https://www.scienceforsport.com/plyometrics-for-sports-performance/ Wed, 01 Jan 2025 00:00:00 +0000 https://www.scienceforsport.com/?p=25358 How to improve sports performance utilising ground-based plyometrics to increase speed and power.

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In episode 136, Matt McInnes-Watson, Performance Coach and Consultant, joins us.

Specifically Matt will be looking at:

  • How to program plyos for younger and older athletes
  • How he classifies plyometrics
  • How to apply plyometrics for elite performance

Do you have zero jump game but want to upgrade to NBA-level hops? These massive explosive outputs are the pinnacle of many sports, but training to get them can be really tricky. 

That’s why we asked Matt McInnes-Watson to join us on episode 136 of the Science for Sport podcast. 

McInnes-Watson is renowned for his plyometric coaching talents through his company Plus Plyos, he even combines his love for speed and power with a self-funded PhD investigating plyometric exercises and their application to sport performance.

Before we dive into the depths of plyometric training, it’s important to define what plyometrics are.

“My term for plyometrics now is becoming more and more simplistic in that it’s a landing and take-off based action that’s pretty fast,” McInnes-Watson said.

Easy right? Well, there’s just a little more to the story.

“It’s it has that elastic and reflexive nature to it. And we’re able to use a lot more of the tendon’s ability to give us a bit more of a snap back as opposed to more of a muscular base movement that might be a bit slower and more of a kind of concentric effort to get out of the bottom of the movement,” McInnes-Watson said.

But why are plyometrics so important? Well, they underpin athletic performance in a range of movements, not just jumping.

“I think that it’s all part of the foundation of movement that we use within sport. How many sports use landings and take-offs regularly? Are you running well? If it’s yes, then you’re probably using some sort of plyometric ability,” McInnes-Watson said.

Despite the use of plyometric type movements across a wide range of sports and sporting movements, when the majority of coaches think of this type of exercise, they go immediately to ‘shock training’ made popular by the Russians in the nineteen eighties, however, McInnes-Watson believes that this type of training isn’t necessary to elicit adaptations in the majority of athletes.

“I think realistically we have probably 95% of athletes that just need to learn how to land and take off effectively using typical ground-based locomotion,” McInnes-Watson said.

So how does McInnes-Watson plan plyometrics? Well for beginners, he keeps things simple.

“They’re going to start with more general capacity-based plyometrics and realistically that shouldn’t leave that program throughout the year. They’ll have a sprinkling of high-intensity stuff, but the likelihood for them to be able to handle a high volume of more intense stuff is a lot lower,” McInnes-Watson said.

As athletes progress, he uses increasing amounts of higher-intensity plyometrics. In this case, he increases that to approximately 40 % of the program.

“We want to get to a stage where we’ve got advanced guys that are getting more exposure to higher demanding movements. It still might only be up to 40 % of the program. That’s is where I’ve got to with a junior international athlete,” McInnes-Watson said.

This begs the question, what exactly are these higher-intensity plyometrics? 

“If I can get them to be doing more things for height, hops for speed or distance. If I can do more of that in the whole of their year, that ultimately becomes my goal,” McInnes-Watson said.

So there you have it, a glimpse into how McInnes-Watson programs ground-based plyometrics for sport performance. 

It’s interesting that he tries to save the higher-intensity plyometrics until they really need it, and just gradually increases the volume of these as the athlete progresses.

If you want to hear more from McInnes-Watson, be sure to check out the full podcast using the link below, which includes a detailed description of how he uses a four-tier system for planning and progressing plyometrics.

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Episode 138. What is the future of rugby S&C? – Ashley Jones https://www.scienceforsport.com/138-what-is-the-future-of-rugby-sc-ashley-jones/ Wed, 01 Jan 2025 00:00:00 +0000 https://www.scienceforsport.com/?p=25379 To be one step ahead of the game, hear what Ashley Jones, Strength and Conditioning (S&C) coach with thirty years of experience, has to say.

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About this Episode

In Episode 138, Ashley Jones, Strength & Conditioning Coach, joins us.

Specifically Ashley will be looking at:

  • How performance training in rugby has changed in the last 30 years
  • Influence of technology on performance
  • Training methods which have stood the test of time
  • The future of rugby performance

Strength and conditioning in rugby union has come on leaps and bounds over the last thirty years, but what does the future hold? 

If you want to be one step ahead of the game, you’ll need to hear what Ashley Jones, Strength and Conditioning (S&C) coach with thirty years of experience, has to say.

In those thirty years, Jones has worked all over the world, including with both northern and southern hemisphere international rugby teams. He also boasts the personal accolade of NSCA Coach of the Year in 2016. 

But before we dig into the future of rugby, it’s important to look at where the performance world has come from. 

Jones was at the front line of those developments in the nineties.

During his first professional role in rugby, Jones wanted to ease his players into their preseason running. Unfortunately for him (and the players) the head coach had different ideas.

“I know these guys haven’t done a lot, so I thought we’d just do a forty-minute run and we’ll get on to the next session. The coach turned around and said no, take them out again, flog ‘em,”

The ‘flog ‘em’ mentality has been increasingly difficult to find in elite sports in recent years, but what has led to this change?

Well according to Jones, the education levels of everyone in and around the team have improved.

“I think the education of the coaches has grown in parallel with the education improvements of the strength and conditioning coaches, and also in parallel with the education of the playing group as well,” Jones said.

This means that everyone on the staff is working with a higher baseline of knowledge, potentially allowing higher-level conversations around load monitoring and training principles. 

In some instances players are even educating themselves to the same level as coaches, this bodes well for the future of athletes and coaches alike.

“When I was working in Edinburgh, I had two players that were actually doing their master’s degree in strength and conditioning. So you can actually talk to the players about some fairly complex topics,” Jones said.

This level of player education is set to improve in the future with information readily available to any athlete who cares to google it.

But where does Jones think that the future of rugby will go? Well, firstly he thinks that the rule-makers will have a massive impact.

“I think the rule changes in the game will dictate where we go,” Jones said.

Those rules dictate the rest and work players undertake during a match, and therefore the conditioning needs.

“The year 2000 was the last season where we had unlimited interchange in rugby league. And I remember the time I was with at that stage we averaged 47 substitutions a game,” Jones said.

This had a significant impact on the type of physicality players brought to the game.

“You saw they saw the size of rugby league players changed significantly from the 2000 and earlier to what we have now, where it’s quite rare to have some of those monsters still playing the game,” Jones said.

Next to any rule changes, Jones is looking forward to the development of new technology and its impact on health and performance.

“I’m actually excited about some of the wearables coming through, for example, the use of the mouthguard for data collection and particularly for head injury observation is going to be extremely important moving forward,” Jones said.

These mouthguards can provide staff with real-time data on the impacts that players receive. This means that medical staff can track data on head injuries and reduce the risk of long-term injuries such as concussions.

If you want more information on these mouthguards, check out episode 95 of the Science for Sport Podcast.

Next to the education levels of athletes and technology improvements, Jones thinks that making the players one of the key stakeholders alongside other staff members can improve performance.

”The playing group themselves is a very, very important to connect with, what they bring to the table is often missed and can actually add value to the overall program and I think to build great compliance into the program itself by having them as one of the stakeholders in the group,” Jones said.

So there you have it. The past present and future of rugby performance. 

If you want to hear more from Jones including some awesome stories from his coaching career, check out the full podcast using the link below.

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Episode 140. How to prepare for a Rugby World Cup – Tom Watson https://www.scienceforsport.com/140-how-to-prepare-for-a-rugby-world-cup-tom-watson/ https://www.scienceforsport.com/140-how-to-prepare-for-a-rugby-world-cup-tom-watson/#respond Wed, 01 Jan 2025 00:00:00 +0000 https://www.scienceforsport.com/?p=25403 How Tom Watkins helps the e Fijian rugby league players to perform optimally.

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About this Episode

In episode 140, Tom Watkins, High Performance Manager at Fiji Rugby League, joins us.

Specifically Tom will be looking at:

  • Demands of tournament rugby
  • How to manage players arriving from various clubs
  • In tournament gym sessions
  • Week planning

Have you ever wondered how elite teams prepare physically for highly demanding long-duration tournaments? I for one love hearing the secrets which drive success for elite-level teams.

That’s why we asked Tom Watkins to join us on the Science for Sport Podcast.

Watkins is the high-performance manager of the Fiji Rugby League team, who made it to the quarter-finals of the recent rugby league World Cup. He is also the Head of Performance at Athletes Authority, one of Australia’s leading athletic development facilities. 

With a wealth of experience to his name, we wanted to hear how he helps the physical mountains that are Fijian rugby league players to perform optimally. 

Firstly we need to look at what rugby league players need during a match, as this is different from many other sports, including rugby union. 

Obviously, rugby is known for massive hits and the necessity to have super-human strength, but rugby league is more than just smashing into massive blokes.

“They need to be able to compete over a ninety-minute period. So obviously they need to have some sort of a rugby capacity and base,” Watkins said.

Next to this massive aerobic capacity, they’ll also need upper-echelon repeated sprint ability.

“It’s really being able to repeat high-intensity efforts or those anaerobic efforts over and over again in the moments that matter,” Watkins said.

That means that when designing a program, they need a diverse range of physiological adaptations which allow them to perform optimally throughout the tournament.

“They sort of need a bit of everything, but really a strength and power game underpinned by some aerobic really aerobic capacity and then the ability to repeat high-speed efforts,” Watkins said.

So how do they develop that strength and power? Watkins generously shared some key methods he used to keep things simple, but also allow the players to produce massive power outputs.

“So from a power development standpoint, we looked at doing some contrast stuff. We got the guys that could and had experience power cleaning and then we’d paired that up with a standing broad jump where they could really express a lot of force into the ground,” Watkins said.

Watkins also mentioned that the power clean was often switched for a loaded jump if the athletes in question could not perform Olympic lifts.

“Then obviously we went into our key lift, where we would squat, with some kind of vertical vector jump to kind of pair that up nicely,” Watkins said.

Obviously, these athletes need some serious upper-body strength and power too, again, Watkins has us covered.

“From there an upper body perspective, bench press contrasted with some supine med ball throws, where we really encouraged a partner drop so they could load and explode and utilise that stress shortening cycle,” Watkins said.

So as you can see, the focus was on big bang-for-your-buck exercises, using contrast training to elicit a potentiation effect and therefore further improve outputs.

But how was this combined with the important aerobic and anaerobic adaptations Watkins mentioned earlier? 

Well, Watkins gives us the low-down on exactly how he structures a training week so that the players are match-ready. So if you want to know exactly how he planned the training week, fitting together this incredibly complex puzzle, hit the link below to listen to the full podcast!

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Episode 142. What can the rest of the world learn from powerlifting? – Tanno de Pender https://www.scienceforsport.com/learn-from-powerlifting/ Wed, 01 Jan 2025 00:00:00 +0000 https://www.scienceforsport.com/?p=25418 Applying the lessons learned from powerlifting to other sports with world-class powerlifter and S&C coach Tanno de Pender.

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About this Episode

In episode 142, Tanno de Pender, International Powerlifter and S&C Coach at TeamNL, joins us.

Specifically Tanno will be looking at:

  • What powerlifting is and how to train for it
  • What other sports can learn from powerlifting

Have you ever seen those super-human meathead athletes in lycra lifting seemingly impossible weights and thought “I could probably learn something from them”? If you’ve not, you’ve probably never seen powerlifting.

The sport is strength in its purest form, and there are a tonne of lessons that the rest of the sporting world can learn from these colossal feats of force production.

With this in mind, we invited Tanno de Pender to join us on the Science for Sport Podcast. Tanno is not only the Strength and Conditioning Coach for the Dutch Track Cycling Team but also a world-class powerlifter himself.

This combination makes him a great person to listen to when it comes to applying the lessons learned from powerlifting to other sports.

So before we get kicked off with exactly what other athletes can learn from powerlifting, it’s important to get to grips with what the sport is.

“Powerlifting exists in three different disciplines. So we have the squat, the deadlift, and the bench press. Within the competition, we get three attempts per lift in front of a jury to try and lift as much weight as possible,” de Pender said.

So to do this, powerlifters will need some serious muscle, but because of weight classes, hypertrophy can’t be the only adaptation that powerlifters look for. Of course, this is an aspect that many sports have in common.

“Strength is, of course, it’s a mixture of physiological development, it’s a mixture of neurological adaptation, and it’s a mixture of your ability to produce force based on the muscle mass that you have,” de Pender said.

So when it comes to developing this strength, powerlifters have a special advantage compared to other sports. Their sport is exclusively lifting weights.

“One of the unique perspectives I think you can get from a powerlifting background is the ability to control exercise variables to a very large degree, something that is definitely not possible in team sports.

What is the advantage of this? Well, crucially you know exactly how much you did, and where any fatigue comes from.

“I think it gives you a deepened understanding of being able to play around with those variables,” de Pender said.

This brings up one key lesson that other sports can learn from Powerlifting: Monitor workload well.

Obviously, in powerlifting, the fact that there is limited or no workload outside of lifting weights makes things easier, but if other sports can apply the same principles to their practice, there could be some big performance improvements.

“Modelling your workload is very important and you can do that in powerlifting in a very simplistic way. That basic understanding opens up some doors, especially if you’re able to bring this also to a sport setting which comes with many more challenges,” de Pender said.

Next to workload monitoring, de Pender thinks that the detailed eye that is needed to improve exercise technique in powerlifting is highly transferable to other sports.

“Take a couple of moments and really dial in what good technique. So things such as movement, efficiency, being able to keep your bar path in check, and what kind of cueing you would be able to use to reinforce those moving patterns. I think these are very valuable things that are not as emphasised in many team sports,” de Pender said.

This technique emphasis can easily be extrapolated to on-pitch movement, though the big Dutchman does appreciate that team sports don’t have the same one-on-one training luxury which powerlifting often does.

“Individual attention is much more challenging within group settings than it is in individual coaching,” de Pender said.

But maybe this is something that clubs and organisations could look to improve on in the future. Especially given the relative cost of coaches compared to, for example, Premier League Footballer salaries.

So there you have it, some great lessons that every sport can take from the world of powerlifting.

If you want to hear more from de Pender, including a tonne more great advice for athletes and coaches working in other sports, hit the link below to listen to the full episode.

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Episode 144. S&C Secrets Helping Croatia at the World Cup – Luka Milanovic https://www.scienceforsport.com/world-cup-football/ Wed, 01 Jan 2025 00:00:00 +0000 https://www.scienceforsport.com/?p=25432 Luka Milanovic to joins us on the Science for Sport Podcast to give an insight into what goes on behind the closed gym doors at the World Cup.

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About this Episode

In episode 144, Luka Milanovic, Head of S&C at the Croatian Football Federation, joins us.

Specifically Luka will be looking at:

  • How Croatia overperform with a population of only 4 million
  • How Croatia used the gym during the world cup
  • How recovery was used

Have you ever wondered what goes on behind the closed gym doors at the World Cup? I have, and that’s why we asked Luka Milanovic to join us on the Science for Sport Podcast.

Milanovic is an Associate Professor at the University of Zagreb and pulls upon his twenty-four years of coaching experience in his role as the Head of Strength and Conditioning with the Croatian National Football Team. The very same Croatian team which lost in the final to France in 2018, and finished third in 2022, while having a tiny population of just over three million people. So what makes the Croatians so successful? According to Milanovic, it’s resilience.

“It is not easy to grow up in Croatia because you need to develop some kind of resilience. You need to be resilient in your classroom, in your locker room, in your street to be able to survive,” Milanovic said. Next to this, physical activity is a massive part of everyday life.

“We are fortunate enough that our kids are still playing a lot outside,  they are involved in biking five to ten kilometres per day. Practically all of our players now in the national team grew up playing outside a lot, and I’m confident that that helped them to develop,” Milanovic said.

Before we kick off with the football talk (pun intended), including the fascinating insights into life at the World Cup, it’s important to frame the context of the latest World Cup, which is vastly different from previous years.

“It was a different World Cup than, for example, the last one, especially in terms of the schedule. It was right in the middle of the season. So some players played only twenty or twenty-five games, which is actually perfect for us because the last World Cup in Russia was like 50 to 60 games per player,” Milanovic said.

This means that fatigue levels before the competition kicked off were far lower than in world cups which have been traditionally played at the end of a season. When it comes to monitoring that fatigue, Milanovic places a large importance on paying attention to what his players are telling him, both verbally and non-verbally. Next to the use of traditional data, of course.

“We make our decisions based not only on numbers, but we like to view data as eyes, ears, numbers in that order,” Milanovic said.

This is not to say that hard data is unimportant, just that data can also be gained from simply talking with and listening to the players. That hard data can be wide-ranging, as before the start of the national team training camp, the coaches are busy collecting mountains of data from each player.

“So before the competition, we gather all of the information from the players directly, but also from their personal trainers, and from the clubs. We get the reports from the last month so that we know what was going on,” Milanovic said. Interestingly, the data that is collected is individualised to each player based on their wants and needs. Milanovic gives the example of one player who used to wear a sleep-tracking device, only to stop with it a year later.

“Now he says, I don’t want to wear a ring because that’s too much for me. I think I sleep well. And then if I wake up in the morning and see the report, okay, I didn’t get enough deep sleep stuff that is going to mess me up, you know?” Milanovic said. In this way, there are no compulsory methods of data collection, just a discussion with the player as to what they prefer and how the staff can help them.

But what about the gym? Well, it turns out that the same individualised approach was taken for the gym-based sessions too.

“In these 36 (World Cup) days, we had 30 individual gym sessions in the morning. Actually, everything that’s off the pitch, it’s extremely individualised and it’s not mandatory,” Milanovic said. Obviously, this is a massive insight and a complement to the players who are able to be a massive part of their own process. But was it the case that everyone skipped the gym and took a lie in? Absolutely not.

“Out of 26 players on average we had 18 players coming in. So not always 18 players every day, but on average 18 players in the gym,” Milanovic said.

But what actually happens in those sessions? Well, again, that’s highly individual.

“It’s such a wide range of programs, from low-intensity muscular endurance type of programs to high-intensity power programs, for example, and even match day for some players. So such an extremely wide variety of programmes, but everything is individualised,” Milanovic said.

So there you have it, behind the scenes at the World Cup, it’s a highly individualised approach looking to ensure each player is ready for performance when called upon.

If you’re interested in hearing the full podcast, including loads more details on how Milanovic trained the Croatian National Football Team at the World Cup, hit the link below to listen to the whole interview.

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Episode 145. Can wearable resistance take your speed to the next level? – Joe Dolcetti https://www.scienceforsport.com/wearable-resistance/ Wed, 01 Jan 2025 00:00:00 +0000 https://www.scienceforsport.com/?p=25443 Train the skill of sprinting with resistance while maintaining perfect technique.

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About this Episode

In episode 145, Joe Dolcetti, Founder of Lila, joins us.

Specifically Joe will be looking at:

  • What wearable resistance is
  • How wearable resistance affects running technique
  • How to use wearable resistance to improve performance

Speed kills, but training speed can be an absolute minefield. There are massive debates as to the effectiveness of particular exercises and methods and their transfer to sprinting. But what about just loading the movement itself?

Step forward wearable resistance. Wearable resistance could unlock your true speed potential by allowing you to train the skill of sprinting with resistance while maintaining perfect technique.

Sound too good to be true? We thought so too. That’s why we got Joe Dolcetti, founder of Exogen, a wearable resistance company that provides athletes with the opportunity to attach light weights to their body so that they can practice sprinting (or any other sport skill) with increased resistance.

Now I know what you’re thinking, loading up a sprint with weight will make it slow and cumbersome, and ultimately it might alter the technique of the athlete for the worse, so how do you avoid this pitfall?

The trick, however, is to make sure that the load is not too heavy. That’s where wearable resistance comes in, with weights as low as just a hundred grams.

“It’s a lot lighter than people think. Weighted vests, ankle weights, and wrist weights are kind of measured in pounds and kilos. Our loading is measured in grams and ounces,” Dolcetti said.

In fact, when used correctly, wearable resistance might actually be able to improve technique, by accentuating certain areas of the running pattern.

“When the loading is the optimal load, you not only won’t negatively affect technique, but you can actually improve it. If you have an athlete who is an under-strider, we can create an over-striding pattern. If you had an over Strider, we can create an under-striding pattern. So the load starts becoming a coaching cue,” Dolcetti said.

This sounds great, but how do you actually use these weights to improve performance? Initially, you might have to use some trial and error.

“The first thing you do is go for a run and move the weight around the body part, put it in the front, put it in the back, put it at the ankle, put it at the knee. One two-kilometer run later you’ll come back with an acute understanding of where the load moving around different positions affects your body,” Dolcetti said.

The second recommendation Dolcetti gives is to attack a problem area. 

“Where’s the slowness coming from? Is it the recovery from the front of the hip? Then? If it’s the front of the hip, let’s put the load on the front of the hip, because that’s the problem. And so loading the problem gets really intuitive,” Dolcetti said.

When you’ve got a grip on using wearable resistance, you’ll likely want to progress the load. However, because limb length plays a large role in the equation (literally), it’s important not to just crack more weight on the body, like you might on a barbell.

Progression should initially be down the limb, instead of using more weight.

“If you just move that load from the shoulder to the elbow or from the hip to the knee, you increase rotational workload by 25%. Just moving that load down the shaft. Obviously depending on how much the load is,” Dolcetti said.

This is an important point because the body is moving at speed, using various lever arms at different limbs, it can be complex to know exactly what is happening at specific joints when the weight is moved. 

One example of this is when sprinting legend Justin Gatlin tried wearable resistance for the first time. Dolcetti advised starting with a light weight on the hip, and when this was easy, he moved the weight down the limb.

“Let’s just start with a little bit of weight on the hip. And then, once he said, okay, I can handle more, boom, they moved it to the knee. And now he’s like, oh, wow, it changed everything,” Dolcetti said.

So there you have it, the power of wearable resistance to improve sprinting performance through light-resisted sprinting and even optimised technique.

If you want to hear more from Dolcetti on how to use wearable resistance including exactly how he prescribes this for sprinters and how he helps other coaches to optimise movement with these weights, be sure to check out the full podcast using the link below.

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Episode 147. How can cluster sets maximise strength levels? – Greg Haff https://www.scienceforsport.com/how-cluster-sets-maximise-strength-levels/ Wed, 01 Jan 2025 00:00:00 +0000 https://www.scienceforsport.com/?p=25462 Understand how to use cluster sets to maximise power, hypertrophy, and strength.

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About this Episode

In episode 147, Greg Haff, Professor at Edith Cowan University, joins us.

Specifically Greg will be looking at:

  • Physiological advantages of cluster sets
  • Disadvantages in using cluster sets
  • What ascending cluster sets are
  • Case study: How to use cluster sets to improve performance

Do you want to maximise your gym results while reducing fatigue costs? If this sounds attractive, you’ll need to understand how to use cluster sets to maximise power, hypertrophy, and strength.

In order to get this imperative information from the source, we invited world-renowned coach and author Greg Haff to episode 147 of the Science for Sport Podcast.

Haff is a Professor of Exercise Science at Edith Cowan University, as well as a Strength and Conditioning coach. Over the last 40 years in the strength training world, he has built up a serious CV which includes time as the President of the National Strength and Conditioning Association (NSCA).

In recent years Haff has produced tonnes of great research in the field of strength and conditioning, including how you can use cluster sets to maximise performance and the physiology which underpins their effectiveness.

But before we delve into the physiological depths which sound so interesting, it’s important to define what cluster sets are.

“Custer sets are where we intersperse brief rest intervals and in-between either individual repetitions or groups of repetitions,” Haff said.

This basically means just splitting regular ‘straight’ sets up, by pausing and re-racking the weight. But why is this important? Well, it turns out, that the small rest allows you to do more total work.

“It allows us to accomplish more work so we can lift a heavier thing more frequently,” Haff said.

As I’m sure you’re aware, lifting heavy stuff more frequently leads to improvements in strength and muscle mass.

“If we look across the literature, if you can lift heavier things, you get stronger. If you can lift heavier things more frequently, you can build more muscle mass. So we can manipulate the set structure to change the physiological adaptation and the performance outcome,” Haff said.

Next to this, the short break and partial recovery allows more repetitions to be performed at higher bar speeds. 

“I really think where cluster sets are powerful is that they allow you to maintain movement velocity and the rate of force development,” Haff said.

Of course, rate of force development is an important variable for many athletes, as producing a tonne of force in a split second could mean the difference between a nice shiny gold medal, or no medal at all. So being able to train your rate of force development at no extra cost could mean that you can work more specifically for your given sport. 

Sounds good right? But increased power, strength, and muscle mass are not the only benefits. You might also be able to improve the technical aspects of a lift.

Performing lifts with less fatigue means that the exercise technique is less likely to deteriorate, as seen when performing sets to failure. But not only this, when coaches program cluster sets they may be able to give technical cues between repetitions, which could provide an improved learning effect.

“It’s a sneaky tool because we can also use it to teach people lifting technique by giving them a short rest and interspersing some instruction with novices,” Haff said.

Improved technique, strength, and hypertrophic responses are all amazing benefits, but, I hear you cry, surely there are some downsides?

Well yes, the big cumbersome elephant in the room (gym) downside is that your sets will take longer. So that means more time spent in the gym, which could be an issue for those on a tight timeframe.

The good news is, however, that if you’re working with a partner, you could easily just switch after the first part of the cluster set. But if we are honest, most people have a few extra seconds spare in order to maximise the effectiveness of their training. Next to the potential time costs, there may be an increased recovery cost if you are using cluster sets to increase training volume.

“There can be a pretty high metabolic cost because you’re lifting more load, you’re doing more volume. So there could be fatigue and you have to account for that a little bit,” Haff said.

This warning is important to heed, as performing cluster sets might feel easy at the time, but without careful monitoring of your training load, you might just be able to perform vastly larger volumes of work than previously possible. This means you will need to plan your training load increases carefully to ensure you don’t get unnecessarily fatigued from the sessions.

So with the advantages and disadvantages clear, how do these cluster sets look in practice? Well, you can take the following as an example:

Instead of doing 3 x 10 reps at 65 %, you may split the sets up to be 3 x (5 + 5) at 65 %, with a twenty-second intra-set pause.

Taking this a step further you may wish to increase the load due to the improved recovery that the cluster allows. This could be 3 x (5 + 5) at 70 %. In this second example, you can see that the clusters have allowed more total load on the bar and therefore more work to be performed.

So there you have it, a sneaky tool to improve power, strength, and hypertrophy, while ensuring lifting technique is always optimal.

If you want to hear the full podcast, including how to use advanced clustering methods, hit the link below to listen to the full podcast.

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ForceDecks: A Dual Force Plate System by VALD https://www.scienceforsport.com/forcedecks-dual-force-plate-system-by-vald/ Tue, 30 Jul 2024 05:00:00 +0000 https://www.scienceforsport.com/?p=29045 Trusted by thousands of teams and organisations worldwide, VALD’s ForceDecks Dual Force Plate System is widely considered the world leader.

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Contents

  1. Introduction
  2. What are ForceDecks? 
  3. What do ForceDecks measure? 
  4. What range of tests can ForceDecks perform? 
  5. How are ForceDecks metrics calculated?
  6. Are ForceDecks validated?
  7. How does ForceDecks’ reporting work?
  8. Are there any other key features of the ForceDecks software?
  9. Models and specifications
  10. How can practitioners get ForceDecks?
  11. How much do ForceDecks cost?
  12. Wrapping Up

Introduction

Force plates are an essential tool in sports science and healthcare, providing invaluable insights into performance, injury risk management and rehabilitation.

Among the many options available to practitioners, VALD’s ForceDecks Dual Force Plate System is widely considered the world leader. Known for their precision, detailed data analysis and user-friendly interface, ForceDecks are trusted by thousands of teams and organisations worldwide, from the Premier League to the NFL, NBA to AFL, and more.

New to force plates and want to know more? VALD has published a free eBook to help professionals understand and incorporate them into their practice: the Practitioner’s Guide to Force Plates.

What are ForceDecks?

ForceDecks are dual force plates, combining advanced hardware and software in an easy-to-use system, designed to help practitioners collect and interpret objective measurements across various isometric, balance and dynamic tests.

Using precision load cell sensors, ForceDecks accurately capture forces exerted by an individual during a wide range of movements. The data is wirelessly transmitted to the ForceDecks app on iPhone or iPad and subsequently uploaded to VALD Hub, where it can be analysed and managed in a centralised platform.

This allows practitioners to measure neuromuscular performance from a wide range of dynamic and isometric tests, providing metrics for unilateral and bilateral limb performance and inter-limb asymmetries.

ForceDecks can be utilised in various aspects of patient or athlete care, including assessment, training, monitoring and rehabilitation, providing valuable insights for data-informed decision-making.

A look inside ForceDecks showing how each plate’s four load cell sensors are arranged to measure the force applied to the top of the plate.

What do ForceDecks measure?

At a fundamental level, ForceDecks – like all force plates – measure two simple inputs: force and time. From these inputs, a range of force derivates can be calculated, such as power, velocity, displacement, acceleration and impulse, providing a staggering range of outputs from a relatively simple raw data source (known as the force-time curve, shown below).

The three force traces displayed in the ForceDecks app represent left (blue), right (orange) and total (grey) force.

From the force data, ForceDecks automatically generates a range of force derivatives that would have previously needed to be calculated manually:

  • The acceleration-time curve is derived using force = mass x acceleration
  • The center of mass velocity is calculated by integrating acceleration over time
  • The power-time curve is generated using power = force x velocity

Also, unlike many traditional force plates, ForceDecks is a dual plate system that captures detailed bilateral data, offering deeper insights into asymmetries and movement patterns.

ForceDecks can also pinpoint and track center of pressure (CoP) thanks to their ability to measure each sensor’s output individually.

ForceDecks read forces from each of their sensors independently – rather than simply summed into a global reading – allowing them to track CoP, which is critical for balance testing.


CoP metrics are calculated by analysing the point of application of the ground reaction force and assessing anterior-posterior and medial-lateral movement shifts in foot pressure. During balance tests, metrics such as total excursion, mean velocity and the area of the CoP ellipse are calculated.

Illustration of the CoP metrics calculated during balance testing.

Lower values generally indicate better postural control, while higher values can signal potential balance issues, which may be beneficial for injury prevention and performance optimisation.

What range of tests can ForceDecks perform?

ForceDecks are the most versatile commercially available force plates, capable of performing and automatically analysing over 30 different tests in four main categories:

Overview of key tests available with ForceDecks.

Each of these tests can be automatically and comprehensively analysed by ForceDecks thanks to the sophisticated software that powers them, providing insights into performance, fatigue, rehabilitation progress and balance.

ForceDecks’ Auto-Detect feature streamlines this process even further by automatically recognising and analysing movements without the need to pre-select the test type, enabling efficient and seamless testing sessions.

ForceDecks’ Auto-Detect feature in action, automatically detecting an IMTP followed by a CMJ (and subsequently, dynamic strength index) without requiring any user input.

How are ForceDecks metrics calculated?

ForceDecks uses hundreds of algorithms developed by leading biomechanists, sports scientists and researchers to convert raw data into actionable metrics.

ForceDecks automatically detects the start of movement and test type, enabling seamless identification and analysis of each repetition. By identifying key moments and phases of each movement, ForceDecks then calculates a multitude of metrics and displays them in real-time to the user. This means that users get comprehensive, actionable insights into performance, symmetry and movement quality that they can act upon immediately.

ForceDecks calculate hundreds of different metrics across dozens of tests, including:

Examples of common ForceDecks metrics, all calculated during the CMJ.

Are ForceDecks validated?

ForceDecks have been independently tested to ensure validity and reliability. An extensive validation study by Collings et al. (2023) demonstrated that ForceDecks provide precise and consistent measurements across various tests and conditions (1).

The study compared ForceDecks with gold-standard laboratory force plates and found less than 1% difference in over 200 metrics, with a mean bias of under 2.5N (and 0.1mm for CoP) across all analysed tests, showcasing their high measurement accuracy and reliability.

For more detailed insights and results from the validation study, check out a summary of the ForceDecks Validity and Reliability publication.

How does ForceDecks reporting work?

During testing, the ForceDecks app displays real-time force data, including time series graphs and force traces. Key metrics such as jump height, peak power, asymmetry and more are also displayed immediately after each rep, creating a powerful biofeedback loop.

Practitioners can customise these in-test results to show the metrics that matter most to them and their athletes.

ForceDecks app displaying instant, rep-by-rep results. 

After testing, the data is uploaded and saved in VALD Hub, the centralised platform that integrates all VALD systems and data. With a single sign-on (SSO) system, VALD Hub enables users to visualise, manage and analyse all their performance data all in one place.

An example of an athlete profile overview in VALD Hub.

From detailed individual athlete profiles to group monitoring dashboards, metric-specific reports and raw data, VALD Hub provides practitioners with a range of data visualisation options to suit their needs.

VALD Hub’s customisable group monitoring and benchmarking dashboards show a team’s status and/or performance at a glance.

A unique feature of VALD Hub is its ability to add valuable context to this data using integrated Norms. Norms provide robust reference points based on millions of data points, enhancing the understanding of an athlete’s or patient’s performance.

Norms are available for almost all ForceDecks tests, metrics, age groups and genders and are conveniently overlaid on individual profiles. This allows users to track progress over time, compare an individual’s results with relevant peers and confidently answer a commonly asked question from athletes: “Was that result good?”

ForceDecks Norms (normative data) integrated into VALD Hub.

Are there any other key features of the ForceDecks software?

One of the standout features of ForceDecks software is ForceDecks Vision.

This proprietary feature of ForceDecks allows users to record video and force plate data simultaneously, which is automatically time-synced and annotated with key landmarks, providing real-time feedback to athletes and making it easy for them to understand key phases of their movements.

ForceDecks Vision in action – real-time video and force plate data automatically time-synced and annotated.

Models and Specifications

ForceDecks are available in three models, suited for different needs. All ForceDecks models feature industry-standard 1,000 Hz sampling rates, wireless connectivity and use the same powerful, intuitive ForceDecks app.

Not sure which is right for you? Check out VALD’s Buyer’s Guide to Force Plates.

Key specifications for each model are listed here:

Want to know more? Check out the full ForceDecks specifications.

How can practitioners get ForceDecks?

Practitioners can subscribe to ForceDecks by getting in touch with the VALD team. You will be linked with a Business Development Manager (BDM) – most of whom are performance and/or health practitioners themselves – to provide a quote and answer any questions you may have.

VALD’s team provides personalised support and expert guidance throughout your onboarding and implementation process, as well as ongoing learning and development. The VALD team prides themselves on respecting clients’ decisions and ensuring you derive maximum value from your ForceDecks.

How much do ForceDecks cost?

VALD operates on a subscription-based pricing model that ensures continuous access to innovations, comprehensive support and all-inclusive pricing with no hidden costs. This model includes unlimited software updates, feature releases and a comprehensive warranty covering repairs at no additional cost.

To explore all the details and benefits of our pricing model, read more here.

Conclusion

ForceDecks are a world-leading, field-based force plate technology trusted by thousands of performance organisations globally, including the Premier League, NFL, NBA and more. ForceDecks provide unparalleled precision, detailed data analysis and ease of use.

ForceDecks help enhance practitioners’ understanding and application of biomechanics and performance, regardless of the setting. Backed by VALD’s global team of experienced professionals, practitioners are supported to make data-informed decisions for training, injury risk management and rehabilitation.

To learn more about ForceDecks, get in touch with VALD via email or on social media: X, LinkedIn, and Instagram.

  1. Collings, T. J., Lima, Y. L., Dutaillis, B., and Bourne, M. N. (2024). Concurrent validity and test-retest reliability of VALD ForceDecks’ strength, balance, and movement assessment tests. Journal of science and medicine in sport, S1440-2440(24)00144-0. Advance online publication.

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]]> German Volume Training https://www.scienceforsport.com/german-volume-training/ Tue, 16 Jul 2024 05:00:00 +0000 https://www.scienceforsport.com/?p=28719 GVT is centred on muscle hypertrophy through high volumes and aims to apply greater metabolic stress on a muscle.

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Contents

  1. Introduction
  2. What does German Volume Training do?
  3. Does German Volume Training Work?
  4. Who should/ should not do German Volume Training?
  5. How to programme German Volume Training?
  6. Example GVT Program
  7. Conclusion
  8. References

Introduction

Sometimes referred to as the “10 sets method”, German Volume Training (GVT) is purported to have originated in Germany in the 1970s, as an amalgamation of German training approaches, with Rolf Feser as a common name in the early days (9).

Slightly more recently, famed strength coach Charles Poliquin did much for bringing GVT into the mainstream eye, taking its principles and developing them further during the 1990s (9).  Poliquin’s position in the US also helped bring GVT to greater attention (9).

GVT at its heart is incredibly simple; 10 sets of 10 repetitions at around 60 % of one repetition maximum (1RM) for the main lift, accompanied by accessory lifts at various sets and reps (10).  Most training programs involving GVT limit the amount of exercises performed to around 4-5 total exercises per day.

What does GVT do? 


GVT is centred on muscle hypertrophy through high volumes and aims to apply greater metabolic stress on a muscle, thought to be an important factor in promoting muscle hypertrophy (7). Rather than focusing on the amount of weight lifted, GVT is more attuned to time under tension (TuT); the amount of time a muscle spends under load during reps and sets (12). The rationale for GVT is to totally deplete the muscle fibres in one key multi-joint exercise, rather than spreading or dispersing the fatiguing effects of exercise across different fibres as you might with different exercises (10).

Does German Volume Training Work?

One of the most critical variables in influencing the development of strength and hypertrophy is volume (8). High-volume resistance training is associated with greater increases in muscle size (2); Krieger (2010) placed importance on volume load specifically on muscle growth (3).  However, studies suggest that performing sets of greater than 5 does not promote greater hypertrophy and strength (1), with gains plateauing beyond 4-6 sets (4).  Similar results were demonstrated with a modified GVT program compared to training with 5 sets (11).

Conversely, Marshall et al. (13) suggest that muscular strength was only significantly greater following a program of 8 sets of 80 % 1RM squats when compared to 1 and 4 sets and Schoenfeld et al. (14) put forward that minimum intensity of > 65 % 1RM is required to optimize gains in hypertrophy and strength. Although GVT may elicit increases in muscle cross-sectional area when compared to other high-volume methods there were no differences between approaches (5). 

Finally, in well-resistance-trained men, resistance systems (of which GVT can be classified as such) have been touted by powerlifters, bodybuilders and coaches to optimise or maximise strength and mass (6). However, the evidence examined does not determine if systems such as GVT are any more effective than what would be termed “traditional” resistance training.

Who should/ should not do GVT?


Given its simplicity, GVT can be used by anyone, although its application may not be beneficial to all groups.  GVT plans, however they are designed, are aiming for hypertrophic development, to pack on muscle size and by virtue of this, muscle strength (7).  Bodybuilders and strongmen may look at GVT routines to switch up their training for a short period of time.

Depending on their goals, GVT may not appeal to the average lifter or to a beginner weightlifter as it may be too challenging or overbearing. There also may not be enough variation within the program to keep the general population interested.

How to programme GVT?

The optimal length of GVT is debated and needs tailoring to the individual rather than serving as a blanket approach. Within a training block however, an increase in intensity as part of the longer overall block should be considered; some suggest 3 workouts within 5 days, over 4-7 weeks before reassessing and either starting over or beginning a different approach (12). 

Table 1. GVT Example Program
Day 1 – Chest 

ExerciseSetsRepsRest (s)% 1RM
Bench Press10109060
Incline Bench Press4106070
Mid Cable Row4106070

Day 3 – Legs

ExerciseSetsRepsRest (s)% 1RM
Front Squat10109060
Reverse Lunge4106070
GHR41060N/A

Day 5 – Shoulders

ExerciseSetsRepsRest (s)% 1RM
Military Press10109060
Face Pull4106070
Lateral Raise41060N/A
Days 2 and 4 are rest days.

Conclusion

Given the scientific evidence available, GVT is effective because it is a higher volume (either sets or reps or both) programme, rather than being a stand-out approach to training that provides vastly differing results.  It aligns with traditional training methods used to develop muscle size and strength and may be an interesting or engaging type of training for a range of lifters to try out every so often to mix up training and fend off monotony.

  1. Davies, T., Orr, R., Halaki, M. and Hackett, D. (2016). Effect of training leading to repetition failure on muscular strength; a systemic review and meta-analysis. Sports Medicine, 46(6); 487-502. [Link]
  2. Hackett, D. A., Amirthalingam, T., Mitchell, L., Mavros, Y., Wilson, G. C., and Halaki, M. (2018). Effects of a 12-Week modified German volume training program on Muscle Strength and Hypertrophy—A pilot study. Sports, 6(1), 7. [Link]
  3. Krieger, J. W. (2009). Single versus Multiple Sets of Resistance Exercise: a Meta-Regression. Journal of Strength and Conditioning Research, 23(6), 1890–1901. [Link]
  4. Demirtaş, B., Çetin, O., Çakır, E., and Beyleroğlu, M. (2022). The effect of three different sets method used in resistance training on hypertrophy and maximal strength changes. Physical Education of Students, 26(6), 270–279. [Link]
  5. Angleri, V., Ugrinowitsch, C., and Libardi, C. (2020). Are resistance training systems necessary to avoid a stagnation and maximize the gains muscle strength and hypertrophy? Science & Sports, 35(2), 65.e1-65.e16. [Link]
  6. Schoenfeld, B. J. (2010). The mechanisms of muscle hypertrophy and their application to resistance training. Journal of Strength and Conditioning Research, 24(10), 2857–2872. [Link]
  7. Schoenfeld, B. J., Ogborn, D., and Krieger, J. W. (2016). Dose-response relationship between weekly resistance training volume and increases in muscle mass: A systematic review and meta-analysis. Journal of Sports Sciences, 35(11), 1073–1082. [Link]
  8. Poliquin, C. (1989). Theory and methodology of strength training. Sports Coach, 22–27.
  9. Baker, D. (2009). German volume training: An alternative method of high volume-load training for stimulating muscle growth. NCSA’s Perform. Train. J., 8, 10–13.
  10. Amirthalingam, T., Mavros, Y., Wilson, G. C., Clarke, J. L., Mitchell, L., and Hackett, D. A. (2017). Effects of a Modified German Volume Training Program on Muscular Hypertrophy and Strength. Journal of Strength and Conditioning Research, 31(11), 3109–3119. https://doi.org/10.1519/jsc.0000000000001747
  11. Poliquin, C. (1997). The Poliquin principles: Successful methods for strength and mass development. Dayton Writers Group.
  12. Marshall, P.W.M., McEwen, M. and Robbins, D.W. (2011). Strength and neuromuscular adaptation following one, four, and eight sets of high-intensity resistance exercise in trained males. Eur J Appl Physiol, 111, 3007–3016.. https://doi.org/10.1007/s00421-011-1944-x
  13. Schoenfeld, B. J., Wilson, J. M., Lowery, R. P., and Krieger, J. W. (2016). Muscular adaptations in low- versus high-load resistance training: A meta-analysis. European Journal of Sport Science, 16(1), 1–10. https://doi.org/10.1080/17461391.2014.989922

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Strength Training https://www.scienceforsport.com/strength-training/ Sat, 06 Apr 2024 05:00:00 +0000 https://www.scienceforsport.com/?p=26985 Strength training increases muscle mass, bone density, and joint stability, whilst reducing the disease development. Read on to explore how.

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Contents of Article 

  1. What is strength training? 
  2. What are the principles of strength training? 
  3. What are the benefits of strength training? 
  4. Misconceptions of strength training 
  5. How often should you strength train? 
  6. Common strength training equipment 
  7. Strength training vs cardio 
  8. Does strength training burn calories?
  9. Strength training examples
  10. Conclusion 
  11. References 

Weight Lifting for Women | Why We Lift | MYPROTEIN™

What is Strength Training? 

The term strength, or strength training, is often used interchangeably with resistance training or resistance exercises. Strength or muscular strength is defined as the ability to generate maximum external force. (1) An internal force would constitute part of the human body applying force on another part whereas external forces pertain to an environmental force against the human body. Therefore, for this article, the definition of strength relates purely to how the human body can exert force against an external factor. Other definitions relating to strength describe it as the ability to contribute to maximal human efforts in sport and physical activity (2). Regardless of the exact definition used, strength is fundamental to a human being outside of the realm of just sports performance context. Joyce and Lewindon (2014) go on to further define maximal strength as the ability to apply maximal levels of force or strength irrespective of time constraints and relative strength is the ability to apply high levels of force relative to the athlete’s body mass (3).

Strength can be distinguished based on three muscle actions: concentric, isometric, and eccentric contractions. Concentric actions refer to the muscle shortening, and normally maximal strength is measured concentrically before an eccentric movement occurs. Eccentric action is the opposite of concentric in that a muscle creates less tension and lengthens. Isometric contractions almost sit in between concentric and eccentric in that they create tension without shortening or lengthening (4). 

Figure 1 shows an example of the bicep muscle and how each part of a bicep curl will pertain to the type of action being used. As the individual curls the weight towards their body, they are moving it concentrically where the bicep muscle is shortening. As soon as the weight starts to move away from the body, the bicep muscle is lengthening and therefore is the eccentric part of the exercise.

Figure 1. Muscle can actively exert force regardless of whether the muscle gets shorter, stays the same length, or gets longer due to the opposing force (20).

Strength can often be termed as ‘absolute strength’ or ‘relative strength’. Absolute strength pertains to an athlete’s capacity to exert maximum force regardless of what their body weight is (4), whereas relative strength considers the body weight of an individual and therefore is a ratio of the two. Some sports are divided into various weight categories such as boxing or gymnastics, in which case a high level of relative strength is imperative. 

Finally, general strength training looks at the foundation as an entirety of improving the strength of the entire body. Low general strength levels may indicate or lead to injury or a higher susceptibility of it, or asymmetrical issues and imbalances. Specific strength training takes a more sport-specific approach so athletes can be strong in certain planes, ranges of motions or movements based on the demands of the sport (4).

What are the principles of strength training?

Constructing a strength plan and goals requires us to understand the basic principles to make sure we are getting the biggest bang for our buck. The same goes for aerobic training, these foundational principles are specificity, overload, and progression. 

Specificity is a basic concept where an individual is to train in a specific manner to produce a specific response or action. In practical terms, if someone wanted to design a program around strengthening their hamstring muscles, they would have specific exercises to match the required demands. Exercises that could occur in this scenario may be the deadlift, glute bridges, or Nordic curls. In an athlete’s sense, specificity can relate directly to the sport by mimicking movement patterns or becoming a supplementary addition to improve strength levels that can transition to the pitch and aim to enhance performance.  

Overload is about assigning training or sessions of greater intensity than the athlete is accustomed to. Without the stimulus overload, even a well-designed program will limit the athlete’s ability to seek improvement (2). An example of progressive overload can be changing the load a person is lifting to make it harder or adding in more strength days per week. Another manipulation could be made by adding more exercises to the session or tweaking the rest periods in between. Finding the balance between overloading and not overtraining is vital. If a program is correctly designed, it will challenge the individual enough to enhance strength improvements but consider required recovery/rest days.  

Progression has a methodical approach to prevent potential overuse or injury from occurring. It may seem like you can make a big leap by lifting a heavy load one week compared to the last, but jumping straight into it without a designated plan can have many disadvantages, with injury being at the forefront. Lifting heavy loads will provide an important overload, but not at the expense of sacrificing proper technique and form. Progression should, when applied correctly promote long-term training benefits (2). 

What are the Benefits of Strength Training?

Strength training provides a wide range of benefits to individuals regardless of age or experience level. It has been shown to increase muscle size and strength, help stabilise joints and ligaments, improve neurological signalling, aid in power mechanism and speed as well as many studies detailing the importance it can provide for mental health. Research has shown that doing strength training can reduce symptoms of various chronic diseases like arthritis, depression, type-2 diabetes, osteoporosis, sleep disorders and heart disease. In addition, some research demonstrates that strength training in older adults with functional limitations can reduce falls (5, 6). A long-term study conducted by Nelson et al. noted that women aged 50-70 years old who participated in strength training twice a week for one year became stronger, increased their muscle mass, improved their balance, and reported better bone density in comparison to the control group who did no strength training at all (6). 

Misconceptions of Strength Training?

A few studies have investigated the preconception of strength training about males’ and females’ perceived importance of it. A common belief today is that many females have a negative preconception of strength training for multiple reasons. Some believe that by engaging in strength training they will add a lot of muscle mass and become aesthetically bigger, while others believe that is it not necessarily important for them to participate in whether they are an athlete or not. Poiss et al (2004) surveyed this exact issue at the collegiate level by exploring the perceived rates of the importance of strength training and found that male athletes were found to be significantly more likely to consider weight training as essential to their sport-specific training than females (8). Similarly, Bennie et al (2020) completed a comprehensive study, spanning 28 countries in Europe and found that 19.8% of men participated in strength training activities ≥2 times a week compared with 15% of women (9). 

A common misconception is that cardio-based training is the best and only way to lose weight or specifically, body fat percentage, and strength training does not do this. Excessive body fat can be associated with a major risk for general health and can lead to life-threatening conditions or diseases. Several studies (11, 12, 13) have found that increasing resistance or strength training can positively affect body fat percentage alongside managing obesity or metabolic disorders (12). In line with these findings, a study that compared endurance to strength training over 10 weeks in male physically active participants, concluded that although resistance training alone may improve muscular strength and basal metabolic rate (BMR), and endurance training alone will increase aerobic power and decrease body fat percentage, a combined approach is optimal (10). 

NB! An important thing to note is that muscle has a higher density than fat. If an individual implements strength training into their routine they could find an increase in weight (kg) however their fat stores have decreased, leading to reduced limb circumference and a change in body composition. Checking body fat percentage is a better metric that a person may look to improve. To summarise, a bodybuilder and an individual with obesity could have the same BMI, but the bodybuilder would have a higher percentage of muscle mass than the individual with obesity, who will have a greater percentage of body fat.

How often should you strength train?

The amount of strength training required will depend ultimately on the goals. An athlete looking to focus on maximising strength to translate to their sport will have different goals compared to an athlete or individual who is returning from a serious injury and focusing on regaining baseline strength. An elderly person looking to keep a good foundation of strength to help with functional movement will have different goals than a bodybuilder looking to enhance hypertrophy. These different scenarios will elicit a different training need and therefore frequency, duration, and load needed. 

Various research alludes to differences in the frequency of strength training that should take place each week. Outside of sports performance, literature and article results can fluctuate from anywhere between 1-4 sessions per week as a general recommendation. Many studies will look at untrained, non-elite or recreational adults who engage in resistance training and often conclude direct strength improvements. In terms of experienced lifters, Lasevicius et al (2019) examined the difference in resistance-trained men by comparing 2 sessions a week to 3 sessions to determine if any significant differences were noted. The study concluded that although a significant difference was found between pre and post-test scores, there were no differences between the two groups and despite 2 or 3 training days per week, they both evoked similar responses (18). Contrastingly, other studies have found differences between groups when comparing 3 strength sessions a week to 6 sessions concerning the training volume per session (19). What does this mean? There is no exact science with how much strength training you should do as it will elicit various physiological responses for individuals at different time points. Strength training provides major benefits to health, so just getting started and remembering individualisation is key. 

Strength Training for Athletes 

There are multiple ways that strength training can be programmed, often, athletes will fall into a periodization model where it considers their competition fixtures throughout the season and looks to maximise strength at the right time. There are multiple tactics to do this, but with periodisation, a coach can manipulate loads based on the goals within a set cycle. An annual plan is usually put together at the start of a new season which incorporates the macro-cycle which is essentially looking at the bigger picture. What games are there, and how long is the pre-season, in-season, and off-season period in terms of weeks. Within the macrocycle, this is then broken down into a meso-cycle and then finally a micro-cycle. The micro-cycle is a short time that could equate to a week as an example, which provides details of how the exact strength sessions may look in terms of exercises, reps, sets etc. The meso-cycle sits in between both which looks at when strength training sessions may be added throughout the month with a potential focus attached to it. 

Figure 2. shows an example that Suchomel et al (2018) documented on periodisation with the various stages. The preparatory phase is typically the off-season where maximal strength can be focused on then as pre-season begins this will start to transition to strength-power training. During the season most sports will strip back on strength and replace it with technical or tactical training. Strength-power is imperative for the athletes to complete during the main season to keep them strong and ticking over.   The only difference is the load may be reduced and the session will be scheduled by the S&C team to promote enough recovery time before competitive games to avoid a decrease in performance. 

Figure 2.  An example of strength focuses during the preparatory and competitive phase (7). 

Common Strength Training Equipment

Strength training can be completed with various equipment or methods to stimulate a similar response. Examples include free weights, body weight movements, machines, and resistance bands

Bodyweight exercises

For a beginner, body-weight exercises are a great way to learn different movements and perfect form. A completely new beginner will likely find adaption through body-weight exercises as they have several advantages as noted above in the benefits of strength training. Not only do they target various muscle groups but there is the potential for lots of versatility. A plateau can occur when using strictly body weight exercises as an overload of a stimulus is limited in nature so other strength training methods are often added or advised to seek further improvement (6). These exercises or movements are great for people returning from injury or starting an activity for the first time. It is the foundation or building blocks to get people moving correctly before adding additional load. 

Free Weights

Dumbbells, kettlebells, or barbells can be used as free weights and as the name suggests, they are not attached to a machine. There are many advantages to using free weights and lots of exercises that can be progressed or regressed as necessary with them too. One main advantage is that by using free weights they force stabilisation, range of motion, and coordination. A back squat for example using a barbell will require a person to work their quadriceps in the concentric movement but they need to engage other muscles and the core to create the movement to be as efficient and smooth as possible. With free weights, an element of balance is needed so alongside strength gains these types of exercises can help improve balance and coordination as well.

What Weight Dumbbells Should I Use? | Tru Grit Fitness

Machines

Many different machines can be found in a gym setting that looks to isolate specific sets of muscle(s). For a beginner, machine exercises may be a great place to start as they are often user-friendly, and less technique is required in comparison to free weights. They provide isolated work and load to a specific area of the body which means any discrepancies or imbalances could be addressed by adding in machine movement. If imbalances are a problem, machines can become a potential hindrance if one muscle group or one side dominates or takes most of the force. For example, a leg press machine requires both feet to push against the resistance. If an individual has an obvious stronger side, they may find that one leg is working harder than the other, therefore, taking most of the weight. A recommendation would be to assess any potential imbalances or discrepancies an individual or athlete has before assigning a program as exercise selection can be manipulated. Machines could still be used if other exercises address the imbalances that were found. Often, a machine has less risk of getting the movement wrong and can move the body through the desired range of motion.

Read this article to find out more about free weights vs machines. 


How Long Is Too Long to Spend on a Machine at the Gym? | Lifehacker

Resistance Bands 

Resistance bands can be used to create tension or make movements more difficult as the muscles work to resist the pressure created. Resistance bands can come in all shapes and sizes with the strength of the band getting thicker which ultimately means it is harder to resist. Beginners can use bands as a good starting point and work their way up to harder bands as they become used to the tension. They are a great way for injured athletes to build up strength after rehabilitating from a knee ligament injury (14). One disadvantage to using resistance bands is it is hard to evoke the same resistance each time as it is purely subjective.


5 Best Resistance Band Exercises | Strength Band Exercises

Strength Training vs Cardio

On a basic level, strength and cardio training play different roles, and have an obvious difference in that cardio training aims to improve oxygen efficiency whereas strength training adds stress to the muscle to gain strength. Going for a steady state long run versus completing heavy weight lifts in the gym will provoke different energy pathway responses. 

Our energy pathways will work together but depending on the activity we are doing, will depend on which energy system is working as the predominant source. Maximal strength, often, is where minimum reps are conducted but the load is extremely high. An example of this may be an athlete completing a 1 repetition maximum (RM) – 3 RM bench press. It is an intense few seconds of work where the body is heavily relying on the adenosine triphosphate-phosphocreatine (ATP-PCr) system to provide a high capacity of power through the stored ATP and PCr we have but it will only last a few seconds. Once this energy has been used, our body will then upregulate the anaerobic glycolysis which provides more energy, still at a high-power outlet, but not the same as the ATP-PCr. The benefit to the anaerobic glycolysis is the duration can be longer which will certainly help when we look to do strength training where it lasts more than a few seconds. In terms of cardio-based training, again, it will depend on the intensity and duration of the task to what energy system is in the driving seat. If a person were to do a long steady state run at the same speed, they would be utilising their aerobic capacity system as their predominant energy system. This will allow an individual to be able to work for a long period at a relatively low intensity. Even by utilising anaerobic energy pathway, we often rely on strong aerobic power for a quick recovery and regeneration between actions (15) 

Does Strength Training Burn Calories?

Having already established that strength training can have profound effects on an individual’s health it is important to note how strength training can and does burn calories. It is often associated that aerobic-based activities are the most effective for burning calories and improving cardiovascular fitness. By participating in regular muscle-building activities, the muscles are metabolically active and will therefore burn calories (16). Muscles require a lot of calories to function even at rest and strength training requires substantially more calories. With regular strength training, muscle mass will increase which increases your metabolism and therefore can lead to burning more calories at rest and throughout the day (17). 

Strength Training Examples. 

Strength training sessions will differ depending on your desired goal or outcome. The force-velocity curve in Figure 3 is based on your 1RM and the percentage you are working at. Working at the top of the y-axis shows that the weight is very heavy and maximal strength is the main goal whereas the furthest point along the x-axis has no more than 30% of your 1RM where you are focused on moving it quicker, but the load of course is lighter.

Figure 3. Force Velocity Curve.

A strength session can be a total body focus which encompasses movements accommodating a variety of muscle groups from both upper and lower. Some like to do a split, where they complete an upper-body session one day and a lower-body session the next. Another well-known spilt is something called the ‘push and pull’. An example of a push exercise is where the movement or weight is being pushed away from the body, such as a bench press, push-up, shoulder press or overhead press. As the word ‘pull’ insinuates the body is contracting muscles and pulling a force towards the body. Examples of a pull exercise could be pull-ups, lat pull down, bent-over rows or a deadlift. An example for a beginner is represented in Table 1 and specifically for a female football athlete in Table 2. These are noted as generic examples of how a strength session could look, but individuality must be considered when designing a programme to suit the needs, goals and preferences of the individual. 

Table 1. An example of a total body strength session for a beginner. 


Exercise

Reps

Sets

Load

Rest
TRX Squat 12-153BW2-3 mins
Hamstring Curl with Stability Ball 12-153BW2-3 mins
Lat Pull Down Machine12-153Relevant to reps*2-3 mins
Push ups 12-153BW2-3 mins
Bicep Curls 12-15 3Relevant to reps*2-3 mins
Triceps Cable Pull down Machine  12-153Relevant to reps*2-3 mins

*The individual will need to have a play around with a weight that they know they can get to around 12-15 reps but does not inhibit them reaching the desired amount, or it is not easy enough they can progress over 15 reps. 

Table 2. An example of a total body strength session for a female football athlete in the off-season during the summertime.


Exercise

Reps

Sets

Load

Rest
Barbell Back Squat 8-12375 %2-3 mins
Barbell Romanian Deadlifts 8-12375 %2-3 mins
3D Barbell Lateral Lunge – Emphasise quickness over range10 each leg3< 25 kg2-3 mins
Dumbbell Bench Press8-12375 %2-3 mins
Double Arm Cable Row8-12375 %2-3 mins
Front Plank60 secs3BW30 secs
Side Plank 60 secs3BW30 secs
Deadbugs 12 each side3BW30 secs

As an athlete, coach or practitioner interested in more specific elite athlete training, check out the article on training methods of elite-athletes.

Conclusion 

Strength usually refers to our ability to resist an external force and much literature urges the importance of regular strength training. It has been shown to increase muscle mass, provide stability to ligaments and joints, develop stronger bones, and help reduce the potential of various illnesses and diseases. There are multiple ways to engage in strength training exercises through machines, free weights, resistance bands or bodyweight movements. Strength training is imperative for everyone, not just athletes, and will help enhance overall quality of life with a regular structured routine.

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