Frozen shoulder, also known as periarthritis of the shoulder joint, is commonly referred to as frozen shoulder and fifty shoulder. It is a chronic and specific inflammation of the shoulder capsule and its surrounding ligaments, tendons and bursae, which is characterized by gradual pain in the shoulder, especially at night, and progressively worsening, with the function of shoulder joint movement being restricted and getting worse, gradually relieving after reaching a certain level, until finally recovering completely. Frozen shoulder is a common condition that is characterized by shoulder joint pain and limited mobility. The disease is more common in women than in men and is more common in manual laborers. If not treated effectively, it may seriously affect the functional activities of the shoulder joint. There may be widespread pressure pain in the shoulder joint that radiates to the neck and elbow, and there may be varying degrees of atrophy of the deltoid muscle. Patients with long term frozen shoulder, if not actively and reasonably treated, may have significant limitation of shoulder joint movement or fear of pain caused by shoulder joint movement, and long time of non-exercise leads to muscle cost atrophy. Therefore, it is very important for patients with frozen shoulder to insist on self-exercise.