Zach Bitter

Human Performance Outliers Podcast with Zach Bitter

Sports EN ↓ 508 episodes

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.

Author

Zach Bitter

Category

Sports

Latest episode

Jul 5, 2026

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Episodes

Episode 374: Dr. David Heitmann - Couch To 100 Mile 14.11.2023

Dr. Dave will be challenging himself to complete the Javelina 100 mile in 2024, going from the couch to the 100 mile distance in a years time. Dave has an extensive background as a medical director, treating thousands of patients, including: Olympians, National Champions, sports teams, and professionals. After losing his own health in the pursuit of helping others find theirs, Dave and his family...

Episode 373: Javelina 100 Mile Race Recap 07.11.2023

Nicole joined for this episode as we recap my race at this year's Javlina 100 Mile where I completed the five loop course in 13 hours 34 minutes 08 seconds for fifth overall.  LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com - IG: @deltag.ketones HPO Sponsors: zachbitter.com/hposponsors Support HPO: zachbitter.com/hpo   Articles mentioned in this episode: The Javelina 100 Mile & Fueling Javelina...

Episode 372: Javelina 100 - Reflecting On Build UP 25.10.2023

For this episode, I reflect on the training build up leading into the 2023 Javelina 100 Mile. LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com - IG: @deltag.ketones HPO Sponsors: zachbitter.com/hposponsors Support HPO: zachbitter.com/hpo   Zach's Coaching: zachbitter.com/coaching Zach's Newsletter: substack.com/@zachbitter Zach: zachbitter.com IG: @zachbitter Tw: @zbitter Substack: zachbitter.sub...

Episode 371: Nick Norwitz, PhD - Keto Advocacy Gone Too Far? 20.10.2023

Dr. Nicholas Norwitz obtained his PhD in ketogenic metabolism and neurodegenerative diseases at Oxford University and is now working towards his MD at Harvard Medical School. Nick follows a ketogenic diet, and has been heavily involved in research and the public conversation around proper application of low carbohydrate/ketogenic ways of eating.  For this episode, we address the question of how fa...

Episode 370: Dr. David Saenger - Cardiovascular Health & Endurance Training 12.10.2023

Dr. David Saenger is a cardiologist, ultramarathon runner, and someone who practices intermittent fasting and a low carbohydrate approach with his nutrition. He joined the show to discuss cardiovascular health and complications related to endurance training.   Studies Mentioned: Clarke, P. M., Walter, S. J., Hayen, A., Mallon, W. J., Heijmans, J., & Studdert, D. M. (2012). "Survival of the fittest...

Episode 369: Speed Work Distribution & Double Threshold Sessions 10.10.2023

For this episode I outline how I like to position speed work in a training build up. I also touch on the double threshold training model, and if you should consider incorporating it into your endurance training.  LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com - IG: @deltag.ketones HPO Sponsors: zachbitter.com/hposponsors Support HPO: zachbitter.com/hpo   Zach's Coaching: zachbitter.com/coaching...

Episode 368: Kristian Morgan Breaks 2,200 Mile Appalachian Trail Record 03.10.2023

Kristian Morgan is an ultramarathon athlete who focuses on long trail projects. He currently holds the second fastest completion of the Appalachian Trail, which he completed in 44 days 4 hours 54 minutes. Kristian Morgan has set a new Fastest Known Time (FKT) (supported) Southbound on the Appalachian Trail, completing the 2,200 miles in 45 days, 4 hours and 27 minutes. LMNT: drinkLMNT.com/HPO delt...

Episode 367: Andrea Love, PhD - Alt-Diets To Cult Diets 26.09.2023

Dr. Andrea Love is an Immunologist and co-host of Unbiased Science Podcast. She is also the Director of the American Lyme Disease Foundation (ALDF). For this episode, she joined the show to talk about how alternative dietary approaches often reach a point where they become ideological and "cult like" versus simply being an alternative approach.  Episode Details: zachbitter.com/hpo-episode-367 LMNT...

Episode 366: Race Course Specific Training 15.09.2023

This episode looks at how important race course specificity is relative to other aspects of your training, and how this may vary depending on where you are in training, lifestyle, and degree of course uniqueness.  LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com - IG: @deltag.ketones HPO Sponsors: zachbitter.com/hposponsors Support HPO: zachbitter.com/hpo   Zach's Coaching: zachbitter.com/coachin...

Episode 365: Brad Stulberg - Master Of Change 08.09.2023

Brad Stulberg researches, writes, and coaches on health, well-being, and sustainable excellence. He is the bestselling author of The Practice of Groundedness and co-author of Peak Performance. Stulberg regularly contributes to the New York Times, and his work has been featured in the Wall Street Journal, Washington Post, Los Angeles Times, The New Yorker, Sports Illustrated, Outside Magazine, Forb...

Episode 364: Andy Glaze - 100 Mile Week Streak 23.08.2023

Andy Glaze is an avid ultramarathon runner and Fire Chief. For 180 weeks and counting, he has ran at least 100 miles. This includes many 200+ mile weeks, including one where he completed a 100 mile race and a 250 mile race with only one day in between.  LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com - IG: @deltag.ketones HPO Sponsors: https://zachbitter.com/hposponsors Support HPO: zachbitter.c...

Episode 363: Mental Training For Endurance 14.08.2023

For this episode, I examine ways you can practice the mental side of racing in your training and daily life.  LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com - IG: @deltag.ketones HPO Sponsors: https://zachbitter.com/hposponsors Support HPO: zachbitter.com/hpo   Zach's Coaching: https://zachbitter.com/coaching Podcast Episodes Mentioned: Episode 337: The Long Run Considering the Variables  Episo...

Episode 362: Low Carb Endurance - Debbie Potts 09.08.2023

Debbie Potts joined the show to discuss some topics around low carbohydrate endurance training and fueling. Debbie Potts has been a podcast host for over ten years and currently is the host of 'The Low Carb Athlete Podcast' show and YouTube channel where she interviews experts and shares her experiments. She has been a top age group triathlete and runner as well as a 15 Ironman finisher, 5 times I...

Episode 361: Race Intensity Simplified 03.08.2023

For this episode, I describe how to go about approaching race intensity when setting up your running program. This may help better understand perceived effort, and create an understanding that will allow for building in more variables to future training sessions. LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com - IG: @deltag.ketones HPO Sponsors: https://zachbitter.com/hposponsors Support HPO: za...

Episode 360: Arlen Glick - Ultramarathon Runner 28.07.2023

Arlen Glick is an ultramarathon runner who specializes in the 100 mile distance. He popped onto the scene when he went on a streak of frequent racing and podium finishes near his home in Ohio. He then headed West and performed well on some big stages, including the Javelina 100 and WSER 100. Arlen is one of nine siblings, doesn't believe in social media, and has a unique approach to ultramarathon....

Episode 359: Recovering From Sacral Stress Fracture 19.07.2023

For this episode, I outline how I found myself in a situation where I had to take some time off from running in order to allow a right sacral stress fracture heal. I outline how I discovered it, what I did to heal it, and what I aim to do differently in order to avoid future issues.  LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com - IG: @deltag.ketones HPO Sponsors: https://zachbitter.com/hpospo...

Episode 358: Andy Blow - All Things Hydration 07.07.2023

Andy Blow is a Sports Scientist with a degree in Sports and Exercise Science from the University of Bath. An expert in sweat, dehydration and cramping, Andy previously worked as the Team Sports Scientist for the Benetton and Renault Formula 1 teams, and remains an adviser to the Porsche Human Performance Centre. An elite level triathlete in his younger days, Andy has finished in the top-10 of Iron...

Episode 357: My Nutrition Approach 30.06.2023

This episode is an overview of how I structured my nutrition during the different phases of training. Included is how I structure things to accommodate varying energy outputs, micronutrient needs, and deciding what inputs make them up. deltaG: deltagketones.com   IG: @deltag.ketones LMNT: drinkLMNT.com/HPO HPO Sponsors: zachbitter.com/hposponsors Support HPO: zachbitter.com/hpo   HPO Patreon: patr...

Episode 356: Easy Run Simplified 22.06.2023

For this episode, I describe a simple way to implement easy runs into your training without overcomplicating things. This may help better understand perceived effort, and create an understanding that will allow for building in more variables to future training sessions. deltaG: deltagketones.com   LMNT: drinkLMNT.com/HPO HPO Sponsors: zachbitter.com/hposponsors Support HPO: zachbitter.com/hpo   HP...

Episode 355: Paths To Western States 100 20.06.2023

Callie Vinsonn, Scott Traer, and Nicole Bitter joined the show to share their experience getting into WSER, preparing, strategies and expectations for themselves and each other. deltaG: deltagketones.com   LMNT: drinkLMNT.com/HPO HPO Sponsors: zachbitter.com/hposponsors Support HPO: zachbitter.com/hpo   HPO Patreon: patreon.com/HPOpodcast Zach's Coaching: zachbitter.com/coaching Callie: IG: @calli...

Episode 354: Seed Oils Though 16.06.2023

Seed oils have gotten a lot of negative attention. Is the criticism warranted? This is an introduction episode for some future dives into the topic of seed oils and their role in the human diet.  A Comprehension Rebuttal to Seed Oil Sophistry Debate: Seed Oils And Heart Disease With Tucker Goodrich and Matthew Nagra, ND Zach's Coaching: zachbitter.com/coaching Support HPO: zachbitter.com/hpo   Zac...

Episode 353: Andrew Koutnik, PhD - Low Carb Health & Performance 07.06.2023

Andrew Koutnik, PhD joins the show to discuss two topics in detail. The emerging evidence around and against low carbohydrate approaches for exercise performance, most specifically endurance exercise, and weighing the health implications of both high and low carbohydrate diets in the context of exercise, most specifically around glucose and lipid control.  LMNT: drinkLMNT.com/HPO deltaG: deltagket...

Episode 352: Proper Aid Station Navigation 01.06.2023

This episode dives into endurance event aid stations. It looks at the planning process, and actual execution of properly using and efficiently moving through aid stations.  Support HPO: zachbitter.com/hpo   HPO Patreon: patreon.com/HPOpodcast LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com   IG: @deltag.ketones Zach's Coaching: zachbitter.com/coaching Zach: zachbitter.com IG: @zachbitter Tw: @zb...

Episode 351: Exogenous Ketones & Performance - Brian McMahon 23.05.2023

Brian McMahon works alongside Professor Kieran Clarke, who has been a critical part of exogenous ketone research and formulation. Together with their team at deltaG they have produced 50+ published studies and are part of 20+ ongoing studies. This includes two very recent studies that explored exogenous ketone relationship with increasing natural levels of EPO, as well as increasing circulating do...

Episode 350: Historic Comeback At The Cocodona 250 Mile - Mike McKnight 18.05.2023

Mike McKnight is an ultramarathon athlete and coach. He returns for the fourth time to discuss his historic win at the Cocodona 250 Mile. After finding himself in 73rd place, Mike rallied through the field to take the win, fueling mostly on raw milk.   LMNT: drinkLMNT.com/HPO deltaG: deltagketones.com Support HPO: zachbitter.com/hpo   HPO Patreon: patreon.com/HPOpodcast Exogenous ketosis increases...

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