The Mindbodygreen Podcast

“Sweating is our superpower," explains Bill Gifford. Gifford, a veteran science journalist and author of Spring Chicken, a New York Times bestseller on longevity. His latest book, Hotwired: How the Hidden Power of Heat Makes Us Stronger, dives deep into the emerging science of heat, sweating, and what happens when we stop running from discomfort. ​​00:00 — Sweating as an evolutionary superpower 03:00 — The science of ancient heat rituals 05:45 — How long & how hot? 07:55 — The dehydration trap 09:52 — All about Finnish sauna culture 12:50 — Heat acclimation training 16:41 — Elite athletes & what they can teach us 18:50 — The science on hot-cold contrast 21:49 — The case against cold plunging 29:08 — Sauna as a social ritual 33:20 — Heat as a mental health tool 36:34 — A beginner's guide to safe heat exposure Referenced in the episode:  Find Bill Gifford on Instagram: https://www.instagram.com/billgifford/  Get his book here: ht