Ben Greenfield

Books by this Author

Whether you're an extreme exercise enthusiast or you're just looking to shed  a few pounds, this is the last book on training, endurance, health, and  life you will ever need.In this book you will learn:   The 2 best ways to build fitness fast without destroying your body Underground training tactics for maximizing workout efficiency The best biohacks for enhancing mental performance and entering the zone How to know with laserlike accuracy whether your body has truly...

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