The causes of chest pain after strenuous exercise include physiological and pathological, and pathological chest pain after strenuous exercise may be caused by chest muscle strain, pleurisy, angina and other reasons. 1. Physiological reasons: chest pain after strenuous exercise may be caused by overexpansion of the lungs, the patient can be relieved after resting on their own, without special treatment, but if it is not relieved for a long time, you need to go to the hospital in time to see a doctor. 2. Pathologic causes: (1) Chest muscle strain: chest pain after strenuous exercise may be caused by too much movement, resulting in chest muscle strain. If the patient’s pain continues to be unrelieved, he should go to the hospital in time and actively cooperate with the treatment. (2) pleurisy: pleurisy patients will appear after strenuous exercise chest pain symptoms, pleurisy must be under the guidance of the doctor to actively carry out anti-infection and symptomatic treatment. (3) angina: patients with coronary heart disease after strenuous exercise chest pain usually appear angina attack, the main performance is to have pain in the anterior chest area, accompanied by palpitations, dyspnea and other manifestations. Patients suffering from angina should avoid strenuous exercise, and usually actively cooperate with the doctor’s treatment. It is recommended that if chest pain occurs after strenuous exercise, and the symptoms can not be relieved after rest, you need to go to the hospital in time to find out the cause, and then symptomatic and causative treatment.