Dr. JASON FUNG, a New York Times best-selling author: millions of people lose weight and recover from disease thanks to this ground-breaking book Intermittent fasting can help you lose weight, improve your health, and live longer. Learn about the science of obesity and insulin resistance. Let go of the drudgery of calorie counting, yo-yo dieting, and excessive exercise for good. Have you been informed by your doctor that you need to lose weight because you have been diagnosed with obesity or type 2 diabetes? In this book, you'll learn that much of the weight-loss advice you've been given is incorrect. Only by understanding the effects of insulin and insulin resistance can we achieve sustained weight loss, as well as strive to prevent and reverse type 2 diabetes or obesity naturally.. Known as the father of intermittent fasting, Dr. Jason Fung presents a groundbreaking theory about what causes people to acquire weight. In order to improve your health, he outlines five simple strategies for managing your insulin levels. Using intermittent fasting, he shows how to break the cycle of insulin resistance and achieve a long-term state of health and healing in the body.