Rehabilitation medicine is a medical discipline that eliminates and alleviates human functional disorders, compensates and reconstructs human functional deficits, and improves all aspects of human function through prevention, diagnosis, assessment, treatment and training of functional disorders. Therefore, a rehabilitation physician is a physician who deals with functional problems, and rehabilitation medicine is a discipline that improves people’s quality of life. There are three basic principles of rehabilitation medicine, including functional exercise, full rehabilitation and social reintegration. The means of rehabilitation medicine are mainly physical therapy, occupational therapy, speech therapy, psychotherapy, etc.: 1. physical therapy: including exercise therapy, electrotherapy, magnetotherapy, heat therapy, light therapy, cold therapy, hydrotherapy, as well as manipulative therapy, acupuncture, etc.; 2. occupational therapy: also known as occupational therapy, it is a set of therapeutic activities designed according to the patient’s condition, such as carpentry, driving and other activities to train the patient’s sensory, cognitive-emotional and social functions, It is also known as occupational therapy. It mainly focuses on the fine function of the upper limbs to improve the patient’s ability to perform activities of daily living; 3. Speech therapy: to provide assessment and appropriate treatment for patients with speech or swallowing disorders; 4.