If it is neck and shoulder discomfort, it may be that the movements are not standard or the warm-up is not enough before playing. If the symptoms are heavy head, drowsiness, weakness, laziness and walking drift, the professional badminton and volleyball players in the world will not have the above situation, so the analysis should be that the main reason is not caused by playing ball, so it is recommended to see a doctor as soon as possible and do a comprehensive examination.