FROM NEW YORK TIMES BESTSELLING AUTHOR DR. JASON FUNG: A 12-Week Journal for Reversing Type 2 Diabetes and Taking Charge of Your Health. Known as “the doctor who invented intermittent fasting,” Dr. Jason Fung has helped thousands of people lose weight and prevent and reverse type 2 diabetes with his clinical research and internationally bestselling books The Obesity Code and The Diabetes Code. Readers around the world have followed Fung’s method and improved their overall health and wellbeing. Now, you can track your progress and health in one handy place. In this user-friendly...