This used book is in Like New condition. This book came from a library. How can you lose dramatic weight, reverse chronic conditions, and stay healthier longer? Flip the switch on your metabolism with intermittent fasting, protein restriction, and ketosis! Lose weight. Reverse Chronic Conditions. Live Healthier Longer. Within each of us is an ancient mechanism that eliminates toxic materials, initiates fat burning, and protects cells against stress. What's the sweet spot between intermittent fasting, protein restriction, and ketogenic eating? Backed by a wealth of data, and with a practical program anyone can follow for lasting results, The Switch not only decodes the science of autophagy, but also teaches you how to control it and benefit from its profound impact.