健身肘关节疼痛的常见部位是什么?
** shoulder pain is a common condition that can affect people of all ages. The most common site of shoulder pain is the shoulder joint itself, which is made up of the shoulder joint capsule, the acromioclavicular joint, and the supraspinatus and infraspinatus muscles. Other common sites of shoulder pain include the supraspinatus muscle, the deltoid muscle, and the triceps brachii muscle.**