Ben Greenfield is a well-known athlete and biohacker, as well as being an old friend of Commander Mark Divine. They discuss Ben’s background, his approach to training, and his latest finds in the realm of biohacking. Ben will be one of the speakers at the Unbeatable Mind Retreat, December 2-4, and he shares some of his insights with us. What will you be able to take from Ben’s knowledge about fitness and technology?

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