Patients with frozen shoulder have arm weakness because the muscles in the shoulder have become adherent, the local muscles absorb less nutrients, there is muscle atrophy, and the local muscle nutrient metabolism is impaired, and this performance is accompanied by pain in the shoulder joint and limited movement. You can tell the patient that early functional exercise of the shoulder joint under the guidance of the rehabilitation doctor can restore the muscle strength of the shoulder and arm, which can relieve pain and expand the range of motion of the shoulder joint. The shoulder should be assisted with heat treatment, using towel heat, physiotherapy, baking electricity or closed injection, acupuncture, etc.