
That Triathlon Show
That Triathlon Show is the podcast for triathletes of all levels who want to train smarter and race faster. With over 600 episodes and millions of downloads since 2017, this show cuts through the noise and misinformation, delivering practical, no-nonsense advice rooted in both the art and science of training and performance.
The podcast features in-depth interviews with the world’s best coaches, top sports scientists, and elite athletes. Each episode dives into the nuances of training methodology, performance optimization, and race-day execution, providing insights you can apply right away. Whether you're preparing for a supersprint or an Ironman, or focusing on a single sport like swimming, cycling, or running, you'll find expert guidance and relevant content here.
The podcast is hosted by Mikael Eriksson, a former engineer now coaching professional and age-group athletes. Mikael is a Level III certified coach with over a decade of experience in coaching.
Join a global community of dedicated triathletes and take your performance to the next level. Learn more at www.scientifictriathlon.com/podcast.
Latest episodes

Apr 26, 2021 • 1h 14min
The evolution of coaching principles and practices with David Tilbury-Davis | EP#283
Coach David Tilbury-Davis returns to the podcast for a different kind of episode. David and Mikael muse over how coaching and training principles and practices are evolving, and how training and learning frameworks already used successfully in many sports and contexts outside of triathlon can be applied in a triathlon or endurance sports setting. IN THIS EPISODE YOU'LL LEARN ABOUT: -Autonomy -Diversity -Psychology -Specificity -The integration of physiology, psychology, and environmental constraints -Training athletes as "complex systems" vs. training "independent components of a system" SHOWNOTES: https://scientifictriathlon.com/tts283/ SCIENTIFIC TRIATHLON AND THAT TRIATHLON SHOW WEBPAGE: www.scientifictriathlon.com/podcast/ SPONSORS: Precision Hydration - One-size doesn't fit all when it comes to hydration. Take Precision Hydration's FREE sweat test and learn how you should hydrate. Use the discount code THATTRIATHLONSHOW15 to get 15% off your order OR use the code THATTRIATHLONSHOW and get your first box for free. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. LINKS AND RESOURCES: David's website and Twitter and Instagram profiles Perspectives on coaching with David Tilbury-Davis | EP#227 Perspectives on training with David Tilbury-Davis | EP#226 Triathlon race planning with David Tilbury-Davis | EP#150 Training Talk: Splicing Workouts, Cognitive Load, and more with David Tilbury-Davis | EP#53 Training or Synergizing? Complex Systems Principles Change the Understanding of Sport Processes - Pol et al. 2020 Theory to Practice: Performance Preparation Models in Contemporary High-Level Sport Guided by an Ecological Dynamics Framework - Woods et al. 2020 The Science of Racing against Opponents: Affordance Competition and the Regulation of Exercise Intensity in Head-to-Head Competition - Hettinga et al. 2017 Super Champions, Champions, and Almosts: Important Differences and Commonalities on the Rocky Road - Collins et al. 2016 Constraints-controlled metastable dynamics of exercise-induced psychobiological adaptation - Hristovski et al. 2010 NEW ADVANCED training plans (Olympic, Half and Full Distance). Get 60% off during the launch period (until 30 April 2021) using the code "ADVANCED" at checkout. RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing: www.scientifictriathlon.com/rate/ CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.

Apr 22, 2021 • 44min
Workout design principles | TTS Thursday #8
Workout design principles | TTS Thursday #8 How important is workout design? Common mistakes in workout design Advice for designing specific types of workouts (VO2max, threshold, strength & stamina, fatigue resistance etc.) The workout design process - step by step LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans TTS Thursday Episode Archive NEW ADVANCED training plans (Olympic, Half and Full Distance). Get 60% off during the launch period (until 30 April 2021) using the code "ADVANCED" at checkout. SPONSORS: ZEN8 - The ZEN8 Indoor Swim Trainer is a tool for time-crunched triathletes looking to improve swim specific strength and technique. Trusted by BMC PRO Triathlon Team, age-group triathletes, coaches and physios around the world. Visit zen8swimtrainer.com/tts for 20% off your order. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing. CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.

Apr 19, 2021 • 1h 23min
Sports psychology and applied neuroscience with Simon Marshall, PhD and Lesley Paterson | EP#282
Simon Marshall, PhD, and his wife Lesley Paterson (XTERRA and ITU Cross-Triathlon World Champion) are the authors of the book "The Brave Athlete: Calm the F*ck Down and Rise to the Occasion". In this episode, we discuss several of the most important messages covered in this book for triathletes, including getting an understanding of the inner workings of your brain, as well as common and specific psychological challenges that triathletes face on a regular basis in racing, training, and in the day to day. IN THIS EPISODE YOU'LL LEARN ABOUT: -Applied neuroscience: understanding how your brain works and how to (as well as how not to) work with your brain rather than against it. -How to build confidence (even if you are not a confident person) -How to use social media and avoid the comparison trap -How to get out of your comfort zone and learn to embrace the suck -Tips for how athletes can go about improving their psychological and mental skills SHOWNOTES: https://scientifictriathlon.com/tts282/ SCIENTIFIC TRIATHLON AND THAT TRIATHLON SHOW WEBPAGE: www.scientifictriathlon.com/podcast/ SPONSORS: ZEN8 - The ZEN8 Indoor Swim Trainer is a tool for time-crunched triathletes looking to improve swim specific strength and technique. Trusted by BMC PRO Triathlon Team, age-group triathletes, coaches and physios around the world. Visit zen8swimtrainer.com/tts for 20% off your order. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. LINKS AND RESOURCES: Simon's profiles on Twitter and Research Gate Lesley's website, Twitter, and Instagram Braveheart Coaching website The Brave Athlete: Calm the F*ck Down and Rise to the Occasion - Simon's and Lesley's book All previous sports psychology episodes on That Triathlon Show RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing: www.scientifictriathlon.com/rate/ CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.

Apr 15, 2021 • 37min
Training adaptations and timescales | TTS Thursday #7
Training adaptations and timescales | TTS Thursday #7 From short to long timescales, from molecular to functional adaptations The types of research methods used to study these different levels What levels of adaptations you should focus on, and what timescale you need to look at those adaptations from Practical tips and advice to take into your training LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans TTS Thursday Episode Archive NEW ADVANCED training plans (Olympic, Half and Full Distance). Get 60% off during the launch period (until 30 April 2021) using the code "ADVANCED" at checkout. SPONSORS: Precision Hydration - One-size doesn't fit all when it comes to hydration. Take Precision Hydration's FREE sweat test and learn how you should hydrate. Use the discount code THATTRIATHLONSHOW15 to get 15% off your order OR use the code THATTRIATHLONSHOW and get your first box for free. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing. CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.

Apr 12, 2021 • 40min
Predictors of performance in amateur triathletes with Paulo Puccinelli, MD PhD | EP#281
Paulo Puccinelli is a sports medicine physician with a PhD in exercise physiology. In this episode we discuss his recent study, on the most important predictors for performance in amateur triathletes. IN THIS EPISODE YOU'LL LEARN ABOUT: -An overview of the study Paulo and his team conducted on predictors of performance in amateur (Olympic distance) triathletes -The importance of VO2max and Maximum Aerobic Velocity (MAV) -The importance of triathlon experience -The relative insignificance of (running) economy -A discussion on body composition -A discussion on chronotype -Paulo's coaching advice and takehome messages SHOWNOTES: https://scientifictriathlon.com/tts281/ SCIENTIFIC TRIATHLON AND THAT TRIATHLON SHOW WEBPAGE: www.scientifictriathlon.com/podcast/ SPONSORS: Precision Hydration - One-size doesn't fit all when it comes to hydration. Take Precision Hydration's FREE sweat test and learn how you should hydrate. Use the discount code THATTRIATHLONSHOW15 to get 15% off your order OR use the code THATTRIATHLONSHOW and get your first box for free. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gmez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. LINKS AND RESOURCES: Dr. Puccinelli's profiles on Research Gate, Twitter, and Instagram Predictors of performance in Amateur Olympic distance triathlon - Puccinelli et al. 2020 RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing: www.scientifictriathlon.com/rate/ CONTACT: Want to send feedback, questions or just chat ? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.

Apr 8, 2021 • 49min
Group training: pros, cons, and how to do it right | TTS Thursday #6
Group training: pros, cons, and how to do it right | TTS Thursday #6 Options and contexts for group training in triathlon and endurance sports Pros and cons of group training Evidence of the benefits of group training How to strategically use group training to maximise its benefits and your performance improvements LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans TTS Thursday Episode Archive Cohesion and performance in sport: a meta analysis - Carron 2002 Rowers' high: behavioural synchrony is correlated with elevated pain thresholds - Cohen 2010 Social Bonds and Exercise: Evidence for a Reciprocal Relationship - Davis 2015 SPONSORS: ZEN8 - The ZEN8 Indoor Swim Trainer is a tool for time-crunched triathletes looking to improve swim specific strength and technique. Trusted by BMC PRO Triathlon Team, age-group triathletes, coaches and physios around the world. Visit zen8swimtrainer.com/tts for 20% off your order. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing. CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.

Apr 5, 2021 • 1h
The menstrual cycle and oral contraception - impact on exercise performance with Kelly McNulty | EP#280
Kelly McNulty is a PhD candidate at Northumbria University. Kelly's research investigates the effect of the menstrual cycle and hormonal contraceptive use on performance, recovery, and adaptation in women in sports. In this interview, Kelly walks as through the evidence-base and practical recommendations for all female athletes and coaches of female athletes. IN THIS EPISODE YOU'LL LEARN ABOUT: -The different phases and hormonal changes of the menstrual cycles -How these changes (theoretically) might impact exercise performance -The actual evidence-base and state of the science on menstrual cycle phase and its impact on exercise performance -Practical advice for individualising your approach to training according to the menstrual cycle phases -The evidence-base and state of the science on hormonal contraception use and its impact on exercise performance -General advice and takehome messages for female athletes SHOWNOTES: https://scientifictriathlon.com/tts280/ SCIENTIFIC TRIATHLON AND THAT TRIATHLON SHOW WEBPAGE: www.scientifictriathlon.com/podcast/ SPONSORS: ZEN8 - The ZEN8 Indoor Swim Trainer is a tool for time-crunched triathletes looking to improve swim specific strength and technique. Trusted by BMC PRO Triathlon Team, age-group triathletes, coaches and physios around the world. Visit zen8swimtrainer.com/tts for 20% off your order. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. LINKS AND RESOURCES: Kelly's website, Twitter and Research Gate "The period of the period" podcast, Twitter, and Instagram The Effects of Menstrual Cycle Phase on Exercise Performance in Eumenorrheic Women: A Systematic Review and Meta-Analysis The Effects of Oral Contraceptives on Exercise Performance in Women: A Systematic Review and Meta-analysis RED-S (Relative Energy Deficiency in Sports) with Margo Mountjoy | EP#233 Training during and after pregnancy with Jocelyn McCauley | EP#33 RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing: www.scientifictriathlon.com/rate/ CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.

Apr 1, 2021 • 46min
Home-based Strength Training | TTS Thursday #5
Home-based Strength Training | TTS Thursday #5 Objectives and importance of strength training for triathletes and endurance athletes Equipment for home-based strength training Structure of home-based strength workouts Recommended exercises How strength workouts fit into your overall triathlon program LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans TTS Thursday Episode Archive All previous strength-related episodes on That Triathlon Show 5 Different Types Of Resistance Bands And The Benefits Of Each SPONSORS: Precision Hydration - One-size doesn't fit all when it comes to hydration. Take Precision Hydration's FREE sweat test and learn how you should hydrate. Use the discount code THATTRIATHLONSHOW15 to get 15% off your order OR use the code THATTRIATHLONSHOW and get your first box for free. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing. CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.

Mar 29, 2021 • 1h 12min
Training Talk with Helle Frederiksen | EP#279
Helle Frederiksen is a coach and former professional athlete. In her racing days, Helle competed in the London 2012 Olympics, she is the ITU Long Distance World Champion from 2018, and she holds the fastest ever time in women's half distance racing, with a 3:55:50 from Challenge Bahrain. In this interview, we discuss Helle's training and coaching philosophies, as well as the importance of racing to develop, and how to get the best out of yourself on race day. IN THIS EPISODE YOU'LL LEARN ABOUT: -Helle's background as a professional athlete -Her coaching and training philosophy -Training on feel -The importance of racing, and how to execute on race day -Advice on fitting training into a busy lifestyle -Differences and similarities in how to approach training between amateurs and pros -Advice on improving your swim, bike, and run, respectively SHOWNOTES: https://scientifictriathlon.com/tts279/ SCIENTIFIC TRIATHLON AND THAT TRIATHLON SHOW WEBPAGE: www.scientifictriathlon.com/podcast/ SPONSORS: Precision Hydration - One-size doesn't fit all when it comes to hydration. Take Precision Hydration's FREE sweat test and learn how you should hydrate. Use the discount code THATTRIATHLONSHOW15 to get 15% off your order OR use the code THATTRIATHLONSHOW and get your first box for free. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. LINKS AND RESOURCES: Helle's website, Twitter, and Instagram World Champions keep things simple: training masterclass with Joel Filliol | EP#172 RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing: www.scientifictriathlon.com/rate/ CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.

Mar 25, 2021 • 52min
Triathlon Run Training | TTS Thursday #4
Triathlon Run Training | TTS Thursday #4 The demands of triathlon running: strength, stamina and fatigue resistance Top tips for improving your triathlon run training Example workouts and weekly structure Common run training mistakes to avoid LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans TTS Thursday Episode Archive All previous running-related episodes on That Triathlon Show Injury prevention and rehabilitation with James Debenham, PhD | EP#209 The Triathlete’s Strength Training Formula | EP#81 Running form and training talk with Bobby McGee (USA Triathlon) | EP#225 Running biomechanics, economy, and training load with Izzy Moore, PhD | EP#241 Improve your running speed, endurance, and performance with Pete Magill | EP#203 Training Talk and offroad triathlon with coach Lesley Paterson (multiple World Champion) | EP#277 Mental skills and the psychology of suffering with Carrie Cheadle | EP#97 Practical application of sports psychology for triathletes with Dr. JoAnn Dahlkoetter | EP#108 SPONSORS: ZEN8 - The ZEN8 Indoor Swim Trainer is a tool for time-crunched triathletes looking to improve swim specific strength and technique. Trusted by BMC PRO Triathlon Team, age-group triathletes, coaches and physios around the world. Visit zen8swimtrainer.com/tts for 20% off your order. ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Visit roka.com/tts for 20% off your order. RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing. CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.
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