The prevention of frozen shoulder should start from the following aspects: 1. Correct bad posture For people who often work with their shoulders in abduction, they should pay attention to adjust their posture to avoid chronic strain and accumulative injury caused by long-term bad posture. 2.Strengthen functional exercises such as working or watching TV after 45 minutes, do “nodding”, “tilting”, “shaking” and other exercises. You can also try to hold your head back with both hands, or stand upright against the wall to do the head back to the wall, repeat two or three times, these simple movements can make the muscle fatigue instantly relaxed. You can often play taijiquan, taiji sword, gateball, or use tensioners, dumbbells, and two-handed swinging exercises, but pay attention to the amount of exercise, so as not to cause damage to the shoulder joint and its surrounding soft tissues. 3, pay attention to the cold and warmth cold moisture constantly invade the body, can make muscle tissue and small blood vessels contraction, muscle contraction for a long time, can produce more metabolic products, such as lactic acid and pain-causing substances gathered, so that muscle tissue stimulation and spasm, a long time caused by muscle cell fibrous degeneration, muscle contraction dysfunction and cause a variety of symptoms. Therefore, in daily life, pay attention to the cold and keep warm, especially to avoid cold shoulder. And you can’t blow the air conditioner for a long time to avoid cold shoulder, middle-aged and elderly people should pay more attention.