Experience, skill and application of Tao, apparatus and technique. Function: It is related to health care, treatment and health preservation. Function: comprehensive yin and yang, positive and negative attributes.
Medicine should have three characteristics: elements, content characteristics and stages. Elements: organizational structure, physiological psychology, historical, humanistic and social environment, etc. Content features: macro-micro, static and dynamic, natural biochemistry and other sciences. It is called basic medicine and clinical medicine, as well as medicine in the fields of forensic medicine and laboratory medicine. Staging and classification: some corresponding characteristics of modern medicine, traditional medicine and people-oriented medical system.