In this groundbreaking book, Dr Mosley takes us on a revelatory journey through the gut, showing how junk food and overuse of antibiotics have wiped out many “good” gut bacteria, leading to a modern plague of allergies, food intolerances and obesity. Setting the record straight on everything from prebiotics to probiotics, fermented foods to fasting, Dr Mosley provides scientifically proven ways to control your appetite and boost your mood.