David Roche is a running coach (trail, track and road) and trail runner. He recently broke the longstanding Leadville 100 course record (in his first 100-mile race no less), a record previously thought unbreakable. In this episode, he sheds light on everything that went into this phenomenal feat. IN THIS EPISODE YOU'LL LEARN ABOUT: -How David set out to beat what was thought to be an unbreakable record at the Leadville 100 -David's training process: focusing on speed, low(ish) volume, using cycling and uphill treadmill -Nutrition and fuelling: David's high-carb approach, and training tactics learnt from competitive eating -Year-round heat training, ketones, sodium bicarbonate, and other marginal gains -Race execution: pacing, mindset, and putting it all together -How David has used insights from cycling and long-distance triathlon into his trail running prowess -It took 18 years to be an overnight success: reflections on consistency over time SHOWNOTES: https://scientifictriathlon.com/tts444/ SCIENTIFIC TRIATHLON AND THAT TRIATHLON SHOW WEBPAGE: www.scientifictriathlon.com/podcast/ SPONSORS: Precision Fuel & Hydration help athletes personalise their hydration and fueling strategies for training and racing. Use the free Fuel & Hydration Planner to get personalised plan for your carbohydrate, sodium and fluid intake in your next event. That Triathlon Show listeners get 15% off their first order of fuel and electrolyte products. Simply use this link and the discount will be auto-applied at the checkout. ZEN8 - The ZEN8 Indoor Swim Trainer allows you to improve technique, power, and swim training consistency. You can target specific aspects of your stroke, like catch and pull-through, work on core activation and body position, and make sure you stay consistent in your swim training even when you don't have time to go to the pool. Try the Zen8 risk-free for 30 days, and get 20% off your first order on zen8swimtrainer.com/tts . LINKS AND RESOURCES: -David's website , podcast , and Instagram - Mallorca Training Camp 2025 - Portugal Training Camp 2025 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
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