Human Performance Outliers Podcast

Updated: 13 May 2025 • 448 episodes
humanperformanceoutliers.libsyn.com/website

Welcome to the Human Performance Outliers Podcast. Your host Zach Bitter, will take you through a series of interesting topics around health, fitness, endurance, running, hybrid athlete training, ultramarathon, and nutrition. Join in for interviews with folks exploring their outer limits and research in a wide variety of sports, fitness, and nutrition.

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Alyssa Clark has covered a wide range of events in the ultramarathon world. She has wins at Moab 240, HURT 100 Mile, San Diego 100 Mile, Ouray 100 Mile, and Canyons 100 Mile to name a few. Alyssa also battles ulcerative colitis, presenting an additional hurdle when fueling daily and during races that entail a large nut

106 min
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Charlie competed in D1 Cross Country and Track & Field for the University of Minnesota. He currently holds the World Record for the 50 Mile, 4:48:21 (5:46/mi). He recently won the USATF 50 KM Road Championships in a time of 2:49:01. Endurance Training Simplified Series Zach’s Low Carb Endurance Approach Series LMNT: dr

98 min
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Sam Harvey is one of the best Backyard Ultra runners in the World. He was part of the legendary push that resulted in three men breaking the World Record at the Big’s Backyard Ultra Championships in 2023. He has a wide range, which he recently showcased by winning the Tarawera 100 mile this year. Endurance Training Sim

74 min
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James Pieratt of Wild Hunt Conditioning is preparing for a 1000 mile point to point journey along the West Coast, hitting some historic sites along the way. We unpack some of the specifics in preparation and event execution. Endurance Training Simplified Series Zach’s Low Carb Endurance Approach Series LMNT: drinkLMNT.

85 min
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Adventurer, speaker, author and USMC Vet. Just completed a 60 day solo, unsupported journey covering 500 miles across Antarctica. Endurance Training Simplified Series Zach’s Low Carb Endurance Approach Series LMNT: drinkLMNT.com/HPO (free sample pack with purchase) deltaG: deltagketones.com Code: BITTER20 Maui Nui Veni

91 min
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01 Apr 2025 • EN

Fit But Unhealthy?

For this episode, I share some thoughts on the topic of "fit but unhealthy." Recently, pro triathlete Lionel Sanders shared some details about his health concerns. This came as a surprise to some as he is visually very healthy and performed at a very high level. Some have hypothesized it is due to his hyper carb fuelin

27 min
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