Our immune system is one of the great marvels of nature - and it holds the key to human health. Here, Professor Daniel Davis charts the groundbreaking scientific quest to understand how it fights disease and enables the body to heal itself. He explains how it is affected by stress, sleep, age and our state of mind, and reveals how all of this knowledge is now unlocking a revolutionary approach to medicine and well-being. The Beautiful Cure tells a dramatic story of detective work and discovery, of puzzles solved and of the mysteries that remain, and of lives sacrificed and saved.