Elle Russ chats with Ben Greenfield - a biohacker, human body and brain performance coach, ex-bodybuilder, Ironman triathlete, professional Spartan athlete, anti-aging consultant, speaker and author of the New York Times Bestseller Beyond Training: Mastering Endurance, Health and Life and creator of the Christian Gratitude Journal. In 2008, Ben was voted as NSCA’s Personal Trainer of the year, in 2013 and 2014 was named by Greatist as one of the top 100 Most Influential People In Health And Fitness, and Ben's articles, podcast and videos reach over a million unique views each month.