Zach Bitter Endurance
Zach BitterI have been training and racing endurance events for over 25 years. Professionally, I compete in ultramarathons, coach, and host the Human Performance Outliers Podcast. On here, I write about topics and questions I have received over the years.
| Platform |  | Pricing | Freemium | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 1033 | Founded | 4 years ago | Last Issue | 6 days ago |
| Active | |||||
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zachbitter.substack.comLatest Issues
Run The News | Backyard Ultra Records Disqualified at the Biotropica Backyard Ultra
There was recently some controversy at the Biotropica Backyard Ultra where both the men’s and women’s world bests were broken. After the event concluded, it was revealed that some violations occurred, causing all results from the event to b...
Run The News | Backyard Ultra Records Disqualified at the Biotropica Backyard Ultra
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There was recently some controversy at the Biotropica Backyard Ultra where both the men’s and women’s world bests were broken. After the event concluded, it was revealed that some violations occurred, causing...
Episode 494: Developing As An Ultramarathon Runner | Lotti Brinks
Lotti Brinks is a rising star in the sport of trail ultramarathon. She has improved year over year, which recently resulted in finishing 5th at the 2026 WSER 100. She joins the show to discuss history with the sport of running, introduction...
Episode 494: Developing As An Ultramarathon Runner | Lotti Brinks
Paid subscriber ad free audio
Lotti Brinks is a rising star in the sport of trail ultramarathon. She has improved year over year, which recently resulted in finishing 5th at the 2026 WSER 100. She joins the show to discuss history with the...
Episode 493: Comrades Champion | George Kusche
The Comrades Marathon is one of the most competitive ultramarathons on the planet. The 99th running of the historic point to point course recently saw both the men’s and women’s course records go down. George Kusche was the men’s and overal...
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Authors
The writers behind this newsletter.
Professional endurance athlete, specializing in ultramarathon distances. Coach at zachbitter.com for endurance athletes of all distances and levels. Podcast host of the Human Performance Outliers Podcast.
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