# Episode 481: Multi-day & Backyard Ultras | Mark Dowdle

Page: https://stenobird.com/podcast/human-performance-outliers-podcast-with-zach-bitter-65527/episode-481-multi-day-backyard-ultras-mark-dowdle
Text version: https://stenobird.com/podcast/human-performance-outliers-podcast-with-zach-bitter-65527/episode-481-multi-day-backyard-ultras-mark-dowdle.md
Podcast: [Human Performance Outliers Podcast with Zach Bitter](https://stenobird.com/podcast/human-performance-outliers-podcast-with-zach-bitter-65527)
Published: 2026-03-30T10:00:00+00:00
Episode link: https://humanperformanceoutliers.libsyn.com/episode-481-multi-day-backyard-ultras-mark-dowdle
Audio file: https://pdcn.co/e/pscrb.fm/rss/p/traffic.libsyn.com/secure/humanperformanceoutliers/Ep.481_MarkDowdle_audio_complete.mp3?dest-id=685773
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JSON: https://stenobird.com/v1/public/podcasts/human-performance-outliers-podcast-with-zach-bitter-65527/episodes/episode-481-multi-day-backyard-ultras-mark-dowdle
Duration seconds: 5451

## Resource

Mark Dowdle specializes in long multi-day and backyard ultramarathons. He shares his experience coming from a non-running background. We discuss what makes multi-day ultras and backyard ultras unique and how the variables impacting performance shift compared to shorter ultras and endurance events. Mark Dowdle: www.mark-dowdle.com | IG: @mark.dowdle | YT: @mark.dowdle Episode Sponsors: LMNT: https://drinkLMNT.com/HPO (free sample pack with purchase) deltaG: https://deltagketones.com Code: BITTER20 (20% Off) ProBio: https://www.probionutrition.com/endurance Code: Endurance (20% Off) Training Peaks: https://bit.ly/4bN041t Code HPOPOD (free 14-day trial) Endurance Training Simplified Series: https://zachbitter.com/endurance-training-series Support HPO: Website: https://zachbitter.com/hpo Patreon: https://patreon.com/HPOpodcast Coaching: https://zachbitter.com/coaching Zach's Newsletter: https://substack.com/@zachbitter

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## Transcript

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