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The Dirty Truth About Your UNDERWEAR, Cooking Oil & Chair? Microplastics, Hormones, Seed Oils, HRV & More: Best Of Roots Of Health

May 16, 2026 · 1h 5m

Summary

Ben Greenfield explores foundational health layers with guests Daniel Baird, Katie Bowman, Justin Rothling Schauffer, Dr. Kate Shanahan, Julie Gibson Clark, and James Purat. Topics include how synthetic underwear fabrics disrupt hormones, the biomechanical benefits of floor sleeping, using HRV data for longevity, and how cooking oils affect cell membranes. The episode emphasizes optimizing invisible environmental and habitual factors for better health.

Topics discussed

Intro: Posture, oils, and microplastics Anthros chair and Kettle & Fire tallow NADS underwear and microplastics Active sitting and Quantum Upgrade Manukora Manuka honey benefits Minimalist footwear and sleep posture Athlete health data and spiritual calling Seed oil toxicity and oxidative stress Julie Gibson Clark's health journey Spartan training and ancient warfare
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