Sweat: Uncovering Your Body's Hidden Superpower

What Doesn't Kill Us: how freezing water, extreme altitude, and environmental conditioning will renew our lost evolutionary strength: 1

Scott Carney

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The 4-Hour Body: An Uncommon Guide to Rapid Fat-Loss, Incredible Sex, and Becoming Superhuman

Timothy Ferriss

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Exercised: The Science of Physical Activity, Rest and Health

Daniel Lieberman

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