Taking a look back at clips from 5 of the most downloaded episodes in season 4 with updated commentary. 5:20: Herman Pontzer, PhD – Author of the book Burn on Metabolism, Nutrition and our Hunter-Gatherer Bodies | @HermanPontzer | Full Podcast https://apple.co/3uc0J6T 20:50: Tammy Hanson – Elite Education Manager U.S. Anti-Doping Agency | @usantidoping | Full Podcast https://apple.co/3IT9rv6 41:00: Jeff Sankoff, M.D. – Athlete Vaccine Hesitancy | @triathmagtridoc | Full Podcast https://apple.co/3s00yJg 1:00:00: Joanna Harper, M.S. – The IOC’s New Guidelines for Transgender Athletes | https://www.researchgate.net/profile/Joanna-Harper | Full Podcast https://apple.co/3AUGMmE 1:17:00: Nathan Martin - The Fastest U.S. Born Black Marathoner | @nim_i_am | Full Podcast https://apple.co/3KVP9Tr Follow Us: Facebook: https://Facebook.com/EventHorizon.Tv Twitter: https://twitter.com/EventHorizonTv Instagram: https://instagram.com/eventhorizon.tv YouTube: https://youtube.com/c/EventHorizonTv Support Us: https://Patreon.com/Endurance https://paypal.me/EnduranceExperience