Frozen shoulder is a condition in which the joint capsule around the shoulder joint shrinks and tightens due to aseptic inflammation, resulting in restricted movement and pain in the shoulder joint. The shoulder is also called “frozen shoulder” or “frozen shoulder”. Frozen shoulder is also a common disease that affects the daily life of middle-aged and elderly people. 1. Clinical manifestations: (1) Pain: Pain in the shoulder is unbearable, especially at night. When sleeping, it is often difficult to turn over because of the pressure on the shoulder and the specific lying position. (2) Restriction of movement: The shoulder cannot be lifted up and is frozen. It often affects daily life, such as eating, dressing, washing and combing hair. In severe cases, the shoulder and arm muscles may atrophy. 2. Staging: (1) Painful stage: The patient’s painful symptoms are more severe. The dysfunction is often due to muscle spasm caused by pain. (2) Freezing phase: Joint dysfunction is the main problem, and pain is often caused by joint movement disorders. (3) Recovery period: The main focus is on eliminating residual symptoms, and the main principle is to continue to strengthen functional exercise. Strengthen muscle strength to achieve full recovery and prevent recurrence. Treatment: (1) medication: oral medication: non-steroidal anti-inflammatory and analgesic drugs; (2) injection therapy: anti-inflammatory and analgesic solution (local anesthetics, small doses of hormones, B vitamins, hypertonic sugar, etc.) joint lubricants, ozone, etc.; (3) physical therapy: microwave, infrared, laser, low to medium frequency, drug introduction, etc.; (4) manual therapy: massage, joint relaxation; (5) traditional therapy: acupuncture (6) Exercise therapy: hand climbing wall, head rotation, rear hand lift. 4.Prevention: (1) strengthen physical exercise: tai chi, aerobics, etc.; (2) do not direct the limb to the wind of the air conditioner (electric fan); (3) prevent cold and keep warm (shoulder pads, cotton undershirts); (4) avoid lifting and pulling too heavy objects. 5.How to find out for yourself? You should be alert to the following symptoms: (1) Shoulder pain and weakness; (2) Shoulder coldness and wind; (3) Reduced shoulder range of motion; (4) Increased shoulder pain at night, affecting sleep; (5) Interference with daily activities.