The landmark book from New York Times-bestselling author Dr. Jason Fung, one of the world's leading experts on intermittent fasting for weight-loss and longevity, whose 5-step plan has helped thousands of people lose weight and achieve lasting health.“Not only full of insights but also surprisingly funny. Read it to understand why the world became fat, how to reverse the epidemic—and how to stay thin yourself.”—Andreas Eenfeldt, MD, Founder of dietdoctor.comEverything you bel