Mark Sisson is a fitness author, paleo diet expert, and retired elite athlete. His newest book is “Two Meals a Day: The simple, sustainable strategy to lose fat, reverse aging, & break free from diet frustration forever”.
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Mark Sisson is a fitness author, paleo diet expert, and retired elite athlete. His newest book is “Two Meals a Day: The simple, sustainable strategy to lose fat, reverse aging, & break free from diet frustration forever”.
Source