When chest pain occurs after exertion, first of all, heart disease such as myocardial infarction should be excluded, which may be manifested as pressure pain behind the sternum also accompanied by panic, chest tightness, breathlessness, sweating and other symptoms, which need to be further clarified by perfecting electrocardiogram and other related examinations. If the chest pain occurs after exertion, we should also exclude the cause of lung, whether there is a spontaneous pneumothorax, there may be chest pain accompanied by cough and other symptoms. In addition, it should be considered as a local strain or sprain caused by exertion, which needs to be clarified by relevant examinations according to the specific situation and relevant clinical manifestations.