THE RECORD-BREAKING NO.1 BESTSELLER EAT MORE. EXERCISE LESS. LOSE FAT. In his first book, Joe Wicks, aka The Body Coach, reveals how to shift your body fat by eating more and exercising less. Lean in 15 features a hundred recipes for nutritious, quick-to-prepare meals and guides you through Joe's signature HIIT (High Intensity Interval Training) home workouts - revealing how to combine food and exercise to ignite intense fat-burning.