What 20,000 Miles & 100+ Interviews Taught Me. Zone 2 Running Breakthroughs.

8 Dec 2025 · 35 min
35:09

Floris Gierman ran 20,000 miles and interviewed 100+ athletes to understand running breakthroughs. He found that zone 2 training, the 80/20 principle, and flow state practices like mindfulness and specific drills transform performance. His own sub-3-hour marathon attempt didn't go as planned, teaching him that focusing on what you control matters more than the outcome.

Chapters

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