Human Performance Outliers Podcast
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.
Episodes
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: drinkLMNT.com/HPO (free sample pack with purchase)
deltaG: deltag...
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 Simplified Series
Zach’s Low Carb Endurance Approach Series
LMNT: ...
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.com/HPO (free sample pack with purcha...
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 ...
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 fueling strategy. Others have suggested endurance training to the degree taken by professional ...
Trishul and Bob are the President and Record Keeper for the Global Organization of Multi-day Ultrarunners (GOMU). GOMU was established to supplement the existing government bodies that only recognize records of certain ultramarathon events. Both Trishul and Bob have rich histories in ultramarathon, with 100s of official events to their names. We dive into their experiences as well as the growing needs when it comes to rules and rec...
For this training recap, I unpack a four week block of training where my main focus was a continuation of speed work development with a bit more variety of inputs this time around. Hybrid workouts, fast finishes, and hills all included. I highlight the thought process behind the programming, execution, and add some tips to consider in training as I build up for a 100 mile track ultra in June!
Matt Johnson got into running in 2020 after discovering a love for the sport following a difficult youth, and a career in the National Guard. Since, he has built a successful Instagram channel that blends competitiveness and humor. He took his love of running across the State of Texas, an 841 mile journey in 17 days, raising awareness for ValorFit.
For this episode, Brady and I dive into a group of running shoes that we have been putting through the paces the last couple of months, as well as touched on some models that we have worn historically. We also share some thoughts around running shoe considerations in general. Shoes covered include: Mizuno Neo Zen and Wave Rebellion Pro 3, Puma Deviate Nitro Elite 3, Mount to Coast R1 S1 and P1, Xero HFS II...
How should you go about managing and preventing blisters, and what workout is going to be best for you. This listener Q&A dives into these two topics.
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 Venison: mauinuivenison.com
For this training recap, I unpack a four week block of training where my main focus was short intervals and long runs. I highlight the thought process behind the programming, execution, and add some tips to consider in training.
Endurance Training Simplified Series
Zach’s Low Carb Endurance Approach Series
LMNT: drinkLMNT.com/HPO (free sample pack with purchase)
deltaG: deltagketo...
Ryan Dreyer founded Tribal Training, a group based endurance training coaching service where members leverage a community approach to reach their goals. Ryan has completed both Ironman and ultramarathon distance events and coached many others reach their goals.
Endurance Training Simplified Series
Zach’s Low Carb Endurance Approach Series
LMNT: drinkLMNT.com/HPO (free sample pack with purchase...
Steve Magness is a world-renowned expert on performance. He is the author of the new book, Win the Inside Game, and has also authored, Do Hard Things: Why We Get Resilience Wrong and The Surprising Science of Real Toughness. He is the coauthor of Peak Performance. The Passion Paradox, and the author of The Science of Running. For this episode we dive into the topics covered in his latest book.
Dustin Joubert is a running researcher, PhD in Exercise Physiology and professor at St. Edwards University. He has a popular IG and website that deep dives into super shoe technology. He also runs a lab in Austin, Texas where he tests both running and shoe efficiency.
Endurance Training Simplified Series
Zach’s Low Carb Endurance Approach Series
LMNT: drinkLMNT.com/HPO (free sample pack with p...
This is part one of a series this year where I reflect on my training blocks for 2025. This episode covers the first three weeks after switching from an offseason/strength focus towards running taking the primary position.
A study on Low Carb Keto diets was recently published by Prins, Noakes, Koutnik, et al. that examined the role of stable blood sugar through very small carbohydrate intake as the main determiner of performance for endurance athletes, as well as some insights into low carbohydrate performance compared to high carbohydrate. I take a look, and share some thoughts.
Brady's IG: @brady.j.holmer & Brady's post on t...
This episode continues a series covering some of the most prolific ancient endurance groups and tribes the world has ever seen. Joining me as co-host for this series is James Pieratt. We unpack what made the Apache some of the most impressive endurance athletes of all time. For more on James, check out episode 395 where we discuss his lifestyle.
James: wildhuntconditioning.com - IG: @wildhuntconditioning
Dr. Samuel Spinelli is a Doctor of Physical Therapy and Certified Strength and Conditioning Specialist (CSCS). He is the cofounder of Rehab Explained and Citizen Athletics. He has helped many professional athletes rehab and prepare for peak performance. He joined the show to share his insights on hamstring performance and health.
Davy Crockett is an ultramarathon runner, and hosts Ultrarunning History. His podcast and books dive deeper than any other ultramarathon history resource. Davy also is the director of the American Ultrarunning Hall of Fame.
Endurance Training Simplified Series
Zach’s Low Carb Endurance Approach Series
LMNT: drinkLMNT.com/HPO
deltaG: deltagketones.com - IG: @deltag.ketones Code: BI...
J Scott Chapman is a certified ultrarunning coach who really enjoys big mountain races. Given that two of his core values are curiosity and exploration, he loves to read the latest studies, but he knows that ultras are not run in a lab. His coaching philosophy embraces the idea that while there are established training principles, no single approach fits everyone. He considers each individual's unique life circumstances to create t...
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