Bone rattling, or joint popping, after turning over at night can occur in all joints of the body, most commonly in the lumbar spine, wrist, shoulder, and knee joints. It is usually seen in the following two cases, the first is the most common, most of them will have this performance, because of the lack of physical exercise for a long time, muscle tension decreases, and then the joint area popping, usually not combined with pain. There is no need to be overly concerned, as the popping sound can gradually disappear after strengthening physical exercise. Second, if the ringing is combined with local pain, which is manifested as pain around the joint, it means that the body is in a state of degenerative disease or subhealth, and may require medication when the pain is severe.