
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

Dec 24, 2020 • 25min
Q&A #118 - Training and preparation for extreme triathlons like the Norseman, Swissman and other XTri World Tour races
Q&A #118 - Training and preparation for extreme triathlons like the Norseman, Swissman and other XTri World Tour races Training considerations for extreme triathlons: overarching principles, specificity, and strength training Mental and cognitive skills training, and nutrition and hydration training Logistics preparation, race planning, and equipment LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans Q&A episode archive Apply for the Scientific Triathlon Training Camp Mallorca 2021 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.

10 snips
Dec 21, 2020 • 1h 20min
Nutrition for endurance and ultra-endurance athletes with Trent Stellingwerff, PhD | EP#265
Trent Stellingwerff, Director of Performance Solutions at the Canadian Sport Institute Pacific, discusses the importance of nutrition and shares his top advice for endurance athletes. Topics include periodized nutrition, "train-low" paradigm, advice for ultra-endurance athletes, and Relative Energy Deficiency in Sport (RED-S).

Dec 17, 2020 • 34min
Q&A #117 - Interval training (HIIT and SIT) part 2: theory and application with expert guest Michael Rosenblat
Q&A #117 - Interval training (HIIT and SIT) part 2: theory and application with expert guest Michael Rosenblat Interval training for masters athletes Combining interval training in swimming, biking and running Sprint Interval Training - minimal effective dose and biomechanical benefits Active or passive recovery in interval workouts Is one high-intensity session per week enough? Interval progressions: progressing intensity, duration, number of reps, decrease rest times etc. Over-under intervals Limiting factors in interval training: muscular or cardiovascular LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans Q&A episode archive Apply for the Scientific Triathlon Training Camp Mallorca 2021 Register for Michael Rosenblat’s Interval Training Study HERE Q&A #115 - Interval training (HIIT and SIT) part 1: theory and application with expert guest Michael Rosenblat What types of intervals are most effective? A scientific analysis with Michael Rosenblat | EP#243 An up to date scientific analysis of polarised training vs. threshold training with Michael Rosenblat | EP#244 Effect of High-Intensity Interval Training Versus Sprint Interval Training on Time-Trial Performance: A Systematic Review and Meta-Analysis - Rosenblat 2020 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.

16 snips
Dec 14, 2020 • 1h 35min
Applied triathlon science with Olav Aleksander Bu (Norwegian Triathlon Olympic team) | EP#264
Olav Aleksander Bu is a sports scientist and elite coach working with the Norwegian Triathlon Olympic team. He is heavily involved in testing, performance optimisation, and the scientific approach adopted by the Norwegian Olympic Team, that has brought so much success in races from Super League through World Triathlon Series and Ironman 70.3 for athletes like Kristian Blummenfelt and Gustav Iden. IN THIS EPISODE YOU'LL LEARN ABOUT: -Olav's role and responsibilities with the Norwegian Triathlon Olympic team -Changes implemented in the team's training and methods over the course of Olav's work with them -Testing methodologies -Considerations of training at various intensities: from low to high intensities -How to achieve very high training loads -The impact of athlete phenotype on training planning -Gadgets and technology SHOWNOTES: https://scientifictriathlon.com/tts264/ 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: How Norway became a triathlon powerhouse with head coach Arild Tveiten | EP#154 Arild Tveiten – coach of Kristian Blummenfelt, Gustav Iden and Casper Stornes on triathlon training the Norwegian way | EP#223 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.

Dec 10, 2020 • 25min
Q&A #116 - Swim training on two swims per week; How to know if you should focus on swim endurance or intensity; Effective use of swim toys
Q&A #116 - Swim training on two swims per week; How to know if you should focus on swim endurance or intensity; Effective use of swim toys If you're limited to two swims per week, should you make them both hard swims with easy swimming just in the warm-up and warm-down? How to find out whether endurance or high intensity are relative strengths/weaknesses for you in swimming Is swim training without ever using swim toys less effective than incorporating swim toys in your workouts? The five most-recommended swim toys and their use cases LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans Q&A episode archive Apply for the Scientific Triathlon Training Camp Mallorca 2021 All Swimming-related episodes on That Triathlon Show Q&A #89 - Typical training week structures; Frequency and load of hard workouts; Stacking hard workouts; Intensity control during swimming Q&A #75 - Continuous swimming or broken sets; Full rest days or active recovery days; Rest days and strength training Q&A #43 - Weight gain during Ironman training, and is there too much intensity in traditional triathlon swim programs Q&A #26 - Swim training on two swims per week, what to do when heart rates spikes as soon as you start jogging, the danger of potluck training and the myth of base and build Q&A #21 - Training to heart rate or power, improving your aerobic engine for the swim, and are intervals better than long slow distance training? 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.

Dec 7, 2020 • 1h 43min
Swim training talk with Ian Armiger | EP#263
Ian Armiger is a professional swimming coach, former Director of Swimming at Loughborough University, Great Britain Team Head Coach, and Olympic coach. In this interview Ian discusses his coaching style and model, swim technique, advice for triathletes and triathlon swimming, and much more. IN THIS EPISODE YOU'LL LEARN ABOUT: -Ian's coaching style and training model -Thoughts on swim technique, and triathlon-specific aspects -Developing speed and power -Useful swim tools to have in your toolbag -Reverse periodisation in swimming -Ian's top-3 tips for triathletes SHOWNOTES: https://scientifictriathlon.com/tts263/ 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: All Swimming-related episodes on That Triathlon Show "Loping" technique in freestyle swimming Tim Kerrison on use of science at Team Sky and the future of clean cycling 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.

Dec 3, 2020 • 39min
Q&A #115 - Interval training (HIIT and SIT) part 1: theory and application with expert guest Michael Rosenblat
Q&A #115 - Interval training (HIIT and SIT) part 1: theory and application with expert guest Michael Rosenblat The variables of interval training - is there a "most effective" interval workout? Intensity, work duration, rest duration, work-to-rest ratios, and more Maximising time at a high oxygen uptake or maximising mechanical work- what is the driver of adaptation in interval training? Fast-start intervals Impact of cadence in cycling interval workouts How to pace interval workouts Maintenance interval training Interval workouts to failure Mixed interval sessions LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans Q&A episode archive Apply for the Scientific Triathlon Training Camp Mallorca 2021 Register for Michael Rosenblat’s Interval Training Study HERE What types of intervals are most effective? A scientific analysis with Michael Rosenblat | EP#243 An up to date scientific analysis of polarised training vs. threshold training with Michael Rosenblat | EP#244 Effect of High-Intensity Interval Training Versus Sprint Interval Training on Time-Trial Performance: A Systematic Review and Meta-Analysis - Rosenblat 2020 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.

Nov 30, 2020 • 1h 9min
Training, testing and physiology with coach/scientist Iñigo San Millán, PhD | EP#262
Iñigo San Millán, PhD, is the head coach of the World Tour cycling team UAE Team Emirates, and the personal coach of Tour de France winner Tadej Pogačar. He is also a professor at the University of Colorado School of Medicine where he does clinical and research work in cellular metabolism, not only in exercise science but also in diabetes, cardiometabolic disease and cancer. IN THIS EPISODE YOU'LL LEARN ABOUT: -Iñigo's training approach: periodisation, intensity targets, balance of training and rest, and much more -Metabolic testing: the protocol's Iñigo uses, and how the test results inform training decisions -Differences and similarities between multisport like triathlon and sports like cycling and running -Physiological underpinnings of endurance performance: lactate metabolism, central vs. peripheral adaptations, and more -Top tips for age-group athletes SHOWNOTES: https://scientifictriathlon.com/tts262/ 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: Iñigo's profiles on Twitter, ResearchGate, UAE Team Emirates, and University of Colorado School of Medicine Metabolomics of Endurance Capacity in World Tour Professional Cyclists Assessment of Metabolic Flexibility by Means of Measuring Blood Lactate, Fat, and Carbohydrate Oxidation Responses to Exercise in Professional Endurance Athletes and Less-Fit Individuals Apply for the Scientific Triathlon Training Camp Mallorca 2021 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.

Nov 26, 2020 • 36min
Q&A #114 - Using kilojoules to monitor training load; Big rides for Ironman; Should your training be as hard as your race
Q&A #114 - Using kilojoules to monitor training load; Big rides for Ironman; Should your training be as hard as your race How work (kilojoules) done can be used to effectively monitor training load at a micro- and mesocycle level, and even within workouts When should you do your key Ironman rides and what should they look like? Should your training meet or even exceed the demands of your goal race, or should even the hardest workouts slightly undershoot what you'll need to do on race day? LINKS AND RESOURCES: Scientific Triathlon website Coaching Training Plans Q&A episode archive Apply for the Scientific Triathlon Training Camp Mallorca 2021 Q&A #109 - Running race pace and training zone calculators; Estimating your run threshold pace; How to use session-RPE How World Tour cyclists train, and a discussion on training load with Teun van Erp, PhD | EP#250 Kilojoules over kilometers - a better way to pace your Ironman 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.

Nov 23, 2020 • 1h 23min
Indoor bike training with World Tour level coach Kevin Poulton | EP#261
Kevin Poulton is a World Tour level cycling coach who has worked with top cyclists like Caleb Ewan, Alex Dowsett and Mat Hayman. He is also a former employee of Zwift and is incredibly knowledgeable in how to effectively incorporate indoor cycling in a training program, for professionals and amateurs alike. IN THIS EPISODE YOU'LL LEARN ABOUT: -Kevin's coaching and training principles -Equipment and setup advice for indoor cycling -How to effectively incorporate indoor training and racing into your program -Heat adaptation and two-a-day's when training indoors -Measuring core body temperature non-invasively with new technology -Indoor block training in preparation for key races and Grand Tours -Using INSCYD testing to refine training objectives and approaches -Best practices for low-glycogen training SHOWNOTES: https://scientifictriathlon.com/tts261/ 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: Kevin's profiles on Twitter and Instagram Whoosh indoor cycling platform CORE Body Temperature device All Cycling-related episodes on That Triathlon Show 8 indoor bike training software options: overviews and interviews | EP#157 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.