Exercise method 1.Flexing elbow shaking hands: the patient stands with his back against the wall, or lying on his back in bed, with his upper arm against his body, flexing his elbow, using the elbow point as a fulcrum for external rotation activities. 2.Finger climbing wall: Patients stand facing the wall, slowly climb up along the wall with the affected side of the finger, so that the upper limb as high as possible, to the maximum, a mark on the wall, and then slowly back down to the original place, repeatedly, gradually increase the height. 3.Posterior hand pulling: the patient stands naturally, in the position of internal rotation and backward extension of the affected upper limb, the healthy side of the hand pulling the affected hand or wrist, gradually pulling to the healthy side and pulling upward. 4.Span arm standing: the patient’s upper limbs naturally droop, arms straight, palms down slowly abducted, lift upward with force, stop for 10 minutes after reaching the maximum, then back to the original place, repeatedly. 5, posterior extension touch spine: the patient stands naturally, in the affected upper limb internally rotated and posteriorly extended posture, bend the elbow, flex the wrist, the middle finger finger touch the spinal spine, from the bottom gradually up to the maximum and then stay still, 2 minutes and then slowly back down to the original place, repeatedly, gradually increase the height. 6, hair comb: patients standing or supine can be, the affected side of the elbow flexion, forearm forward up and rotate forward (palm up), try to use the elbow to rub the forehead, that is, sweat wipe action. 7.Head and pillow hands: The patient lies on his back, crosses the fingers of both hands, palms up, and puts them on the back of the head (occiput), first makes both elbows inward as much as possible, and then extends them as much as possible. 8.Spin the shoulder: The patient stands, the affected limb drops naturally, the elbow is straightened, and the affected arm circles from the front upward to the backward, with the amplitude from small to large, repeated several times. 9.Towel pulling: Take a long towel, pull one end with each hand, put it behind you, one hand on top, one hand on the bottom, and pull it like a bath. Please note that the above nine movements do not have to be done every time, you can choose to exercise alternately according to your specific situation, 3-5 times a day, usually about 30 times per movement, more than one, as long as you are persistent, the prevention and treatment of periarthritis of the shoulder will be very beneficial.