After recovering from rotator cuff injury, try to avoid taking part in intense sports like badminton to prevent rotator cuff injury from recurring again. Rotator cuff injury is one of the common diseases that cause pain around the shoulder and shoulder joint dysfunction, and it is common in laborers and athletes who have repeated shoulder abduction activities. Such as badminton, rowing, weight lifting and other sports. After recovering from rotator cuff injury, it is necessary to reduce the risk of rotator cuff re-injury through daily management and other measures. 1. Appropriate exercise Warm up sufficiently before exercise, avoid intense sports such as badminton, tennis, basketball, etc., and avoid exerting oneself violently. Prepare yourself well before exercise, and use patches or protective gears to protect yourself before taking part in sports. 2. Protect your shoulders. Avoid lifting, carrying and pulling heavy objects. When the shoulder is bumped, squeezed, pulled or sprained, you can apply ice packs to relieve pain and go to the hospital in time. 3. Pay attention to warmth Add clothes in time, do not stay in a cold and wet environment for a long time, and pay attention to warmth. Especially do not open the window and blow the shoulder joint when you sleep, so as not to expose the shoulder to wind and cold. 4. Take sufficient rest, pay attention to rest, do not lift, push, pull or carry heavy objects. Don’t take part in confrontational sports within 3 months after the operation, and don’t carry out actions that require repeated movement of the shoulder joint. It is recommended that the patients carry out scientific rehabilitation training under the guidance of the rehabilitation doctor, so as not to cause secondary injury and delay the condition.