Exhaustion cough is generally seen in the following two reasons: 1, chronic cardiac insufficiency, common in the elderly, caused by a variety of diseases to the chronic cardiac insufficiency, such as hypertensive heart disease, coronary atherosclerotic heart disease, mitral stenosis, cardiomyopathy, and tetralogy of Fallot and so on, in the exhaustion of the cardiac function will lead to load aggravation, which causes pulmonary stasis symptoms of cough. 2, bronchial Asthma, fatigue and exercise is one of the common triggers of bronchial asthma, especially exercise asthma, mostly seen in young people and children, due to increased cardiopulmonary output, respiratory rate, airflow into the airways faster, the airway stimulation, thus causing bronchial constriction and spasm, resulting in coughing. Therefore, exertion cough should be analyzed and judged according to the corresponding history and symptoms, and then combined with the corresponding examination to carry out specific analysis and judgment.