Show notes:

(0:00) Intro

(0:43) The accidental discovery that launched it all

(2:18) Why the palm, not the arm, is key to heat transfer

(5:00) Pull-up performance nearly triples using hand cooling

(7:56) How the CoolMitt works and why it matters

(15:39) Why cold plunges aren't the same as cooling during workouts

(21:31) Circadian rhythms and peak performance timing

(25:21) Tips to reduce jet lag and adjust your internal clock (29:42) The link between sleep, memory, and weight gain

(31:29) Natural fixes for sleep apnea and insomnia

(39:02) Why eating earlier helps your metabolism

(43:08) Why ice water is too cold and what temp actually works

(45:15) Outro

Who is H. Craig Heller?

Dr. H. Craig Heller is the Lorry I. Lokey/Business Wire Professor of Biology at Stanford University. He earned his Ph.D. in Biology from Yale University in 1970 and has spent his career studying sleep, circadian rhythms, and human temperature regulation. His work explores how body temperature impacts performance, fatigue, and recovery, as well as how sleep and circadian biology influence learning, memory, and developmental conditions like Down syndrome.

Dr. Heller has held leadership roles across various departments and programs at Stanford and is widely recognized for both his research and teaching. His discoveries have led to real-world innovations, including technologies that help athletes train more effectively by managing heat stress.

Connect with Dr. Heller: Website: https://coolmitt.myshopify.com/

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