The byrizz Rehab and Performance Podcast

byrizz

An informative and entertaining podcast guested by researchers, coaches, trainers, therapist, and athletes from different sports and backgrounds. The byrizz™ Rehab & Performance Podcast covers rehabilitation after injury, testing, performance training, etc. aiming to enhance performance - from the average Joe to Olympic medalists. The podcast is based on experience, evidence science, and seeks to bridge the gap between science and practice.

  1. 07/17/2025

    Unlocking Performance & Recovery with BFR: A deep dive with Hytro´s Warren Bradley, PhD

    textIn this compelling episode of The byrizz Rehab & Performance Podcast, host Frank Rizzo is joined by Warren Bradley, founder and Chief Scientific Officer of Hytro, a pioneering company at the forefront of Blood Flow Restriction (BFR) training. Together, they explore how BFR is transforming the landscape of elite sports performance, rehabilitation, and recovery. From its origins in Japan to its modern-day application in football clubs, endurance sports, and clinical settings, this episode offers a comprehensive look at how Hytro is making BFR more accessible, safe, and effective for athletes and patients alike. The science behind BFR and how Hytro’s approach differs from traditional methodsHow BFR enhances performance in endurance sports like cross-country skiing and biathlonThe role of BFR in football and team sports, including real-world applications and outcomesHow BFR is being integrated into rehabilitation and physiotherapy practicesPractical strategies for using BFR during intense competition schedules, especially in winter sportsInsights into the future of BFR and Hytro’s vision for broader wellness and fitness markets Whether you're a high-performance coach, rehab professional, recreational athlete, or simply curious about cutting-edge training methods, this episode delivers evidence-based insights and practical takeaways from one of the leading voices in sports science. This episode is proudly sponsored by the ⁠SportRehab™⁠ app by byrizz. Whether you're recovering from injury or aiming to boost your performance, SportRehab™ offers personalized, adaptive training plans designed by expert therapists and coaches. Train smarter, recover faster, and reach your goals—anytime, anywhere.

  2. 07/16/2025

    Growth and Training in Youth Football - Halvard Grendstad, PhD

    Summary This conversation examines the intersection of youth football training and development, focusing on the physiological changes that occur during puberty and their implications for training practices. Halvard Grendstad shares insights from his research on how training affects young athletes, emphasizing the need for a balanced approach that prioritizes skill development and understanding over sheer physical performance. The discussion also addresses ethical considerations in youth sports, the importance of communication among coaches, parents, and players, and the challenges faced in training young athletes effectively. Takeaways ​Research should be applied in practice for better outcomes.​Training should focus on skill development, not just physical performance.​Understanding growth stages is crucial for practical training.​Patience is key during the growth phase of young athletes.​The quality of training is more important than the quantity.​Coaches need to tailor training to individual development.​Creating a supportive culture in training is essential.​Ethical considerations must guide training practices for youth.​Effective communication between coaches and parents is vital for an athlete's development.​Youth athletes need varied training to adapt to their changing bodies. This episode is proudly sponsored by the SportRehab™ app by byrizz. Whether you're recovering from injury or aiming to boost your performance, SportRehab™ offers personalized, adaptive training plans designed by expert therapists and coaches. Train smarter, recover faster, and reach your goals—anytime, anywhere.

  3. 02/28/2024

    Technique and motor control training for cross-country skiing and biathlon - Ola Ravald, National Team Coach - Sweden.

    Welcome to the first episode of the fourth season of The byrizzRehab & Performance podcast. In this first episode of 2024, I'm speaking to Ola Ravald, who is regarded as one of the world's leading ski technique coaches. Training in technical and motor skills usually involves practical learning and repeated practice to acquire specific abilities related to a particular domain. Ola has been in winter sports, such as cross-country skiing and biathlon, for over 20 years. Initially, as an active athlete and nowadays as a high-level coach, he has honed his skills in these disciplines. Who is Ola Ravald? What is his experience in winter sports? What are his long-term coaching plans? Technique and skills training: Why - How and What?    IN THIS TALK WITH OLA, YOU'LL LEARN: Physically practicing skills to develop them. Body software; hands-on practice for developing your technique. Guided Instructions: Ola explains why having the patience to build your strategy through training can be invaluable. Queuing and Feedback: Like any skill development, repetition is vital to mastering technical and motor skills. Receiving constructive feedback on your performance will help you identify areas for improvement and make necessary adjustments. Want to follow Ola? Follow him on ⁠Instagram⁠.   The episode is in Swedish and will be available on your favoriteThe audio podcast resource will start on the 29th of February.   This episode is sponsored by ⁠The byrizz™ Rehab & Performance application.⁠ The application allows you to reach your goals at any level, whenever, and wherever. The workouts, programs, and boot camps are made and customized to your needs and consist of trained therapists and strength & conditioning coaches with long experience in health and fitness. byrizz's clients range fromnovice athletes to World Cup medalists and Olympians. This episode is also brought to you in cooperation with Sparta Science. Sparta Science is the industry's gold standard for Force Plate Machine Learning that predicts, improves, and validates individual and team availability. With a simple two-minute scan per person, organizations increase fitness levels, prevent injuries, and accurately predict team readiness using the world's largest machine-learning force plate database. For more information about Sparta Science, visit ⁠Spartascience.com⁠.

  4. 02/17/2023

    Test methods at the highest level - Are they outdated and should we just be more specific when testing elite athletes? - Tommy Lundberg, PhD - Karolinska Institutet.

    Welcome to the first episode of the third season of The byrizz Rehab & Performance podcast. In this first one episode of 2023, I'm speaking to Tommy Lundberg currently working as a Docent in Physiology and Assistant Senior Lecturer in the Division of Clinical Physiology at one of the world’s foremost medical universities, Karolinska Institute in Sweden. Let's find out more about Tommy; WHO IS TOMMY LUNDBERG? Tommy's past and intended future long-term research related to the control and regulation of skeletal muscle mass and function. More specifically, in contexts such as sports performance, disease, and aging, Tommy is interested in how human skeletal muscle responds and adapts to increased or decreased use. His general competence area is human physiology and sports science, with specific expertise in exercise physiology. Tommy is currently teaching an activity 50% of the full-time. The teaching activities refer mainly to the Degree programs in Nursing, Physiotherapy, Occupational Therapy, and Biomedical Analytics at the Karolinska Institutet. He is also the course leader for a contract education course in Advanced Exercise Physiology and a teacher at the Ph.D. course "Writing Science and Information Literacy". IN THIS TALK WITH TOMMY YOU'LL LEARN: Tommy's background and research Physical profile in Swedish Elite Sports "Fysprofilen" Pros and cons with the test profile: Outdated or the way to go? Protein guidelines Tommy's thoughts about a high-level Football team Physical Fitness training regime Want to follow Tommy and his work? Follow Tommy on Twitter. The episode is in Swedish and will be available on your favorite audible podcast resource from the 17th of February. This episode is sponsored by The byrizz™ Rehab & Performance application. The application gives you the continuity to reach your goals at any level, whenever, and wherever. The workouts, programs, and boot camps are made and customized to your needs and consist of trained therapists and strength & conditioning coaches with long experience in health and fitness. byrizz clients range from novice athletes to World Cup medalists and Olympians. This episode is also brought to you in cooperation with Sparta Science. Sparta Science is the industry's gold standard for Force Plate Machine Learning that predicts, improves, and validates individual and team availability. With a simple two-minute scan per person, organizations increase fitness levels, prevent injuries, and accurately predict team readiness using the world's largest machine-learning force plate database. For more information about Sparta Science, visit Spartascience.com.

  5. 12/16/2022

    Working as a Strength and Conditioning coach at the highest level in Tennis - Marcel Da Cruz, Performance Coach for Casper Ruud

    Welcome to the last episode of the second season of The byrizz Rehab & Performance podcast. In this one last episode of 2022, I'm speaking to Marcel Da Cruz currently working as the physical trainer and medical coordinator for the tennis player Casper Ruud. Let's find out more about Marcel; WHO IS MARCEL DA CRUZ? Marcel has a Masters's degree in Sports Science and has been active as a Strength and Conditioning coach for over 20 years. He works primarily with athletes in speed, strength & motor skills. Marcel has also worked extensively with different kinds of rehabilitation - from muscle/tendon to nerve injuries. He has lectured for several courses for personal trainers and basic to advance methods for the Norwegian Track & Field association and not least, the Norwegian tennis association. Marcel is a former top athlete with a high-level performance in Basketball, Track & Field, and Football. He has worked in the fitness industry since 1996. Marcel works also as a Performance Coach when he is not traveling with Casper at Magnat Performance Center. IN THIS TALK WITH MARCEL YOU'LL LEARN: The path to becoming good at tennis: Physics, tactics, skills Physical training in tennis: Is it suitable for all ages or who benefits the most? Why - What - How in that case? Elite players Vs. Recreational player (Ola Nordmann) Becoming The world's top 3 ranked player = how is it possible that little Norway has such a world star? Marcel's opinion on the matter: How can Norwegian children and young people benefit from Caspers's success? Traveling, coaching being a father, husband, and friend at the same time - How to make it happen. Want to follow Marcel and his work? Follow Marcel on Instagram. The episode is in Norwegian and will be available on your favorite audible podcast resource from the 16th of December. This episode is sponsored by The byrizz™ Rehab & Performance application. The application gives you the continuity to reach your goals at any level, whenever, and wherever. The workouts, programs, and boot camps are made and customized to your needs and consist of trained therapists and strength & conditioning coaches with long experience in health and fitness. byrizz clients range from novice athletes to World Cup medalists and Olympians. This episode is also brought to you in cooperation with Sparta Science. Sparta Science is the industry's gold standard for Force Plate Machine Learning that predicts, improves, and validates individual and team availability. With a simple two-minute scan per person, organizations increase fitness levels, prevent injuries, and accurately predict team readiness using the world's largest machine-learning force plate database. For more information about Sparta Science, visit Spartascience.com.

  6. 05/16/2022

    High Performance Evolution - David Tenney, High Performance Director Austin FC, MLS

    Welcome to The byrizz Rehab & Performance Podcast episode number 21. In this episode, I speak to Dave Tenney. Tenney is today the High-Performance Director of Austin FC playing in the Major League Soccer, USA. Before joining Austin FC in their 2021 expansion year, he spent time in high-performance leadership roles with the Orlando Magic (2017–2020) and the Seattle Sounders (2009–2017). Tenney joined Orlando Magic after nine seasons (2009-17) with the Seattle Sounders, serving as High-Performance Director for the 2017 season after previous stints as Sports Science & Performance Manager (2015-16) and Head Fitness Coach (2009-14). While with the Sounders, the team won MLS Cup in 2016, the U.S. Open Cup four times between 2009-12, and made the MLS Playoffs in nine consecutive years from 2009 to 17. During his time in Seattle, Tenney created the Sounders Sports Science Summit, which has become a leading sports science conference. Before joining the Sounders, Tenney served as both Fitness and Goalkeeper coach with Sporting Kansas City (then known as the Kansas City Wizards) for two seasons back in 2007 - 2008. Tenney earned a Master’s degree in Exercise Science-performance enhancement from the California University of Pennsylvania and a Bachelor’s degree in Coaching Science from George Mason University. He is currently finishing his Ph.D. in Organizational Development and Leadership from Ashford University. ​ IN THIS TALK WITH DAVE, YOU'LL LEARN: Dave Tenney - Who is he? High Performance: What - How - Why Communication Skills; Why is this crucial in a High-Performance environment? Creating good interactions between players and coaching staff How to get the most out of your team and have in mind all the continuous evolution at the highest level. Want to catch up with Dave and get to know more about his present work? Follow Dave on Twitter. The episode is in English and will be available on your favorite audible podcast resource from the 10th of May. This episode is sponsored by The byrizz™ Rehab & Performance application. The application gives you the continuity to reach your goals at any level, whenever, and wherever. The workouts, programs, and boot camps are made and customized to your needs and consist of trained therapists and strength & conditioning coaches with long experience in health and fitness. byrizz clients range from novice athletes to World Cup medalists and Olympians. This episode is also brought to you in cooperation with Sparta Science. Sparta Science is the industry's gold standard for Force Plate Machine Learning that predicts, improves, and validates individual and team availability. With a simple two-minute scan per person, organizations increase fitness levels, prevent injuries, and accurately predict team readiness using the world's largest machine learning force plate database. For more information about Sparta Science, visit Spartascience.com.

  7. 03/19/2022

    Heart Rate Variability (HRV) - Marco Altini, Ph.D and founder of the HRV4 Training App

    Welcome to The byrizz Rehab & Performance Podcast episode number 20. In this episode, I speak to Marco Altini. ​Marco is a scientist and developer mainly working at the intersection between health, technology, and performance. He has a Ph.D. in Data Science and an MSc in Computer Science Engineering as well as another MSc in Human Movement Sciences, with a specialization in High-Performance Coaching. Marco started HRV4Training in 2012, making it a tool that is today trusted by more than 150 000, including Olympic medalists and professional teams. HRV4Training is a mobile platform using advanced signal processing and data analytics to measure physiology and quantify stress, helping athletes of all levels to better balance training and lifestyle stressors to improve performance.  Marco is currently working with product development of the HRV4 Training app and research (clinical studies, insights, new features development from user-generated data, and large scale data analysis) as well as producing and delivering educational material on the topic of HRV, stress, and performance. He is also a guest lecturer at Vrije University in Amsterdam where he teaches at the Physiology Section of the Department of Human Movement Sciences. ​ IN THIS TALK WITH MARCO, YOU'LL LEARN: Who is Marco Altini? Marcos presents roles and works within the field of Physiology, Data science. The HRV4 Training App: The history behind and the Science behind it. How to get the most out of Heart Rate Variability (HRV) Is HRV for everybody? What can you get from it as a recreational athlete? Marcos insights towards the future of his work with the app and research. Want to catch up with Marco and get to know more about his work? Follow Marco on Twitter or visit HRV.tools. to learn more about the solutions Marco has developed. The episode is in English and will be available on your favorite audible podcast resource from the 20th of March. This episode is sponsored by The byrizz™ Rehab & Performance application. The application gives you the continuity to reach your goals at any level, whenever, and wherever. The workouts, programs, and boot camps are made and customized to your needs and consist of trained therapists and strength & conditioning coaches with long experience in health and fitness. byrizz clients range from novice athletes to World Cup medalists and Olympians. This episode is also brought to you in cooperation with Sparta Science. Sparta Science is the industry's gold standard for Force Plate Machine Learning that predicts, improves, and validates individual and team availability. With a simple two-minute scan per person, organizations increase fitness levels, prevent injuries, and accurately predict team readiness using the world's largest machine learning force plate database. For more information about Sparta Science, visit Spartascience.com.

  8. 02/14/2022

    Physical Performance in Tennis - Ali Glehem and Martin Stern Taipale, Tennis coaches and owners at AIM-X

    Welcome to the second season of The byrizz Rehab & Performance podcast. In the first episode of 2022, I'm speaking to Ali Glehem and Martin Stern Taipale, tennis performance coaches at AIM-X Performance Sports Club. This episode will touch on how both coaches test, train, and develop Tennis players at different ages and levels. Let's find out more about the man behind this episode; Who is Ali Glehem? Ali has over 20 years of experience in elite training and has worked with some of Sweden's biggest names - such as Robin Söderling, Robert Lindstedt, and Rebecca Peterson. With solid knowledge and a great driving force, he works based on your conditions and goals for you to reach the next level. What about Martin? Martin has both background as a tennis player and over 10 years of experience in training within ATP, WTA, and Junior Circuit. With extensive knowledge of exercise, anatomy, functionality, and diet, he sees the big picture and tailors programs for each person he works with. IN THIS TALK WITH Ali AND Martin, YOU'LL LEARN: Ali's and Martins's background and present duties. The AIM-X concept - Tennis; 3 sports defining one. How the experience of both coaches aims to develop tennis players no matter their level and goals. Testing Tennis Performance: How does AIM-X test and develop tennis players? What tests are best correlated for Tennis performance? Past and Present of the AIM-X test database Do you need to be tall with great body levers to become good at Tennis? How can you develop your skills to become a better Tennis player? On and outside the Tennis court. This episode is the first one of the byrizz series of visual podcasts, meaning that we will be sharing more visual content aiming to educate our audience by presenting our podcast with video examples of exercises, tests, presentations, and other procedures to enhance the way of learning from our guests and episodes. Find the links to the videos and additional information here: byrizz episode#19 The guests on this episode can be reached and followed through social media; Ali Glehem Instagram Martin S Taipale Instagram aim-x website: www.aimx.se The episode is in Swedish and will be available on your favorite audible podcast resource from the 14th of February!⠀ This episode is sponsored by The byrizz™ Rehab & Performance application. The application gives you the continuity to reach your goals at any level, whenever, and wherever. The workouts, programs, and boot camps are made and customized to your needs and consist of trained therapists and strength & conditioning coaches with long experience in health and fitness. byrizz clients range from novice athletes to World Cup medalists and Olympians. This episode is also brought to you in cooperation with Sparta Science. Sparta Science is the industry's gold standard for Force Plate Machine Learning that predicts, improves, and validates individual and team availability. With a simple two-minute scan per person, organizations increase fitness levels, prevent injuries, and accurately predict team readiness using the world's largest machine learning force plate database. For more information about Sparta Science, visit Spartascience.com.

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An informative and entertaining podcast guested by researchers, coaches, trainers, therapist, and athletes from different sports and backgrounds. The byrizz™ Rehab & Performance Podcast covers rehabilitation after injury, testing, performance training, etc. aiming to enhance performance - from the average Joe to Olympic medalists. The podcast is based on experience, evidence science, and seeks to bridge the gap between science and practice.

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