Playing badminton arm pain can be caused by the following several reasons: first, muscle strain, when playing badminton too much movement or incorrect force, it can lead to muscle strain in the arm, the arm pain. At this time to early physical examination, according to the examination to early diagnosis, early physical therapy, treatment of topical drugs and early rest, most patients are able to relieve; second, humeral epicondylitis, humeral epicondylitis, also known as tennis elbow, common in patients playing tennis, can also be seen in badminton players. It is often due to an acute or chronic inflammation at the tendon stop of the humeral epicondyle due to incorrect posture in the early stages of playing badminton, which can result in pain at the humeral epicondyle, which should be treated with early medical examination, early diagnosis, early closure, and in severe cases, surgery may be required.