Book excerpt: The simple, science-based, “Paleo perfected” (Vogue) diet that promotes effortless weight loss and peak health—written by two Harvard scientists. In Perfect Health Diet, Paul and Shou-Ching Jaminet explain in straightforward terms how anyone can regain health and lose weight by optimizing nutrition, detoxifying the diet, and sup­porting healthy immune function. They show how toxic, nutrient-poor diets sabotage health, and how on a healthy diet, diseases often spontaneously resolve. Perfect Health Diet makes weight loss effortless with a clear, balanced, and scientifically proven plan to change the way you eat—and feel—forever!