This book is about sports and health. It is the result of the author's exploration in physical fitness. It is the collation and refinement of fitness concepts and knowledge mentioned by the author in CCTV, Beijing TV, china national radio, various speeches and reports, various newspapers and magazines and many books in recent years. The author tries to present the fitness methods and ideas to readers in the most practical and simple way. The author hopes that everyone can move, even the simplest walk.