Rapid heartbeat after exercise is a normal physiological phenomenon. If there is prolonged panic and dyspnea after exercise, it may be caused by coronary heart disease, cardiac insufficiency and other diseases. 1. Physiological phenomenon: after strenuous exercise, the patient’s body oxygen consumption increases, which leads to a faster heartbeat, so the patient’s heartbeat after exercise is a normal physiological phenomenon. It is suggested that patients in their daily life, appropriate physical exercise, can improve the sexual function reserve, to relieve the symptoms of rapid heartbeat. 2. Coronary heart disease: mainly caused by coronary artery lumen narrowing or occlusion of heart disease, generally manifested as chest tightness, chest pain, rapid heartbeat and other symptoms, symptoms aggravated after exercise. It is recommended to consult a doctor in time, use aspirin, Tegretol and other drugs under the guidance of the doctor, and emergency surgery if necessary. 3. Cardiac insufficiency: cardiac insufficiency is due to the low reserve function of the heart, the blood supply function of the heart is poor, after strenuous exercise will lead to accelerated heartbeat, strong panic and other feelings. It is recommended to seek medical treatment in time, use dopamine, dobutamine, levosimendan and other drugs under the guidance of the doctor for treatment, and undergo surgical treatment, such as left ventricular assist device and heart transplantation surgery, if necessary. In addition, after exercise, patients with hyperthyroidism may also cause a feeling of increased heart rate and panic. It is recommended to seek prompt medical attention and actively cooperate with the treatment.