The Complete Guide to Fasting: Heal Your Body Through Intermittent, Alternate-Day, and Extended Fasting by Dr. Jason Fung and Jimmy Moore is a comprehensive and practical manual on fasting as a health-boosting lifestyle approach. The book explains the science of fasting and how it can improve insulin sensitivity, support weight loss, and positively affect many aspects of metabolic health. It covers a range of fasting methods from daily intermittent fasting to alternate-day and extended fasts, explains how to prepare for and get through fasts, and offers tools like a 7-day kick-start fasting plan and fluid guidance to help readers succeed.

Whether you are new to fasting or looking to refine your approach, this guide makes fasting accessible and easy to understand while showing how it can work alongside various dietary preferences.