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How to Survive the water only 72-Hour Fast
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In this episode of the Do Hard Things Podcast, Jay Tiegs and Brian Larson break down the challenge of the 72-hour fast: a test of discipline, grit, and mental clarity that goes far beyond food.
They share their personal experiences with extended fasting, the science behind it, and the lessons it teaches about resilience, focus, and breaking comfort zones. You’ll hear practical tips on how to prepare, manage hunger, stay safe, and reintroduce food after the fast, plus the deeper mindset shifts that come when you push yourself past your limits.
If you’ve ever wondered what it…
The skinny
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