"Dr. Ian wrote [this book] to put what he knows about nutrition and physiology in one place, and to motivate you to wse the power of intermittent fasting to discover your optimal eating times each day; explore clean eating with 30 ... foods that you can combine endlessly for meals and snacks; try his day-by-day 30-day diet plan that tells you just what to eat, while still giving you loads of options; get up and move [with] customized exercise plans for all fitness levels"--