Common elbow joint diseases include lateral humeral ankle arthritis (tennis elbow) and medial humeral ankle arthritis (golf elbow), as well as acute posterior dislocation of elbow joint, traumatic myositis ossificans, olecranon fracture, olecranon bursitis, elbow joint instability, elbow joint stiffness, elbow joint bursitis, elbow joint nerve injury, elbow joint sprain and contusion, etc., such as tearing of ulnar collateral ligament, joint capsule and biceps brachii. It is recommended to wear professional elbow pads to protect the elbow joint during exercise.