Huangdi Neijing is the foundation work of Chinese medicine, the first book of health preservation and the first encyclopedia of life of the Chinese nation. Huangdi Neijing puts forward an advanced concept of health preservation-"preventing diseases", telling people that health preservation is actually very simple! Keeping in good health is to develop healthy living habits. Up to now, Professor Zhang Qicheng, the only postdoctoral fellow of Huangdi Neijing in China and an expert on traditional Chinese medicine culture health preservation, has devoted himself to interpreting health preservation classics, telling you the secret of "how not to get sick" and keeping healthy. Easily identify your physique and find the most suitable health care method for you; Prevention and treatment of "seven emotions" internal injuries; Twelve-point meridian health; The essence of health care in spring, summer, autumn and winter ... After reading this book, you will learn how to have a healthy life, a happy life and a perfect life. "A health book that has been handed down through the ages tells you the secret of" how not to get sick ". "