Once a person is sick, it will cause different psychological reactions. As we all know, mental patients have psychological disorders, and physical diseases can also cause psychological and physical disorders, which reduce emotional stability and self-control, enhance suggestibility, and easily lead to emotional fluctuations. The psychological activities of patients are complex, which can vary from person to person, and from illness, physical condition and personality characteristics. Common psychology mainly includes impatience, self-esteem, anxiety, dependence, anxiety, fear and anger, passivity, pessimism and despair, shame, sympathy, preference, retrogression, habit, doubt and concern. According to different psychological reactions, patients' psychological activities can be influenced by the words, attitudes and behaviors of relatives, friends, doctors or patients themselves, and adverse psychological states and behaviors can become benign factors conducive to health and rehabilitation.