Coronary heart disease generally refers to coronary atherosclerotic heart disease, coronary atherosclerotic heart disease in the early stage may not have obvious symptoms, may produce angina after strenuous exercise.
1. No obvious symptoms: patients with coronary atherosclerotic heart disease have no obvious symptoms in the early stage if they are in sedentary or resting, but ST-T changes are produced during exercise plate electrocardiography.
2. Angina pectoris after strenuous exercise: If the patient carries out strenuous exercise or heavy physical labor, it may be due to the increase of heart rate, so that the myocardial oxygen consumption increases, and it is easier to cause angina pectoris because of myocardial ischemia, and the symptoms will be weakened after moderate rest.
It is recommended to go to the hospital regularly for a full body checkup, can be found in advance some of the disease without obvious symptoms, in the early stage of the disease when the scientific treatment, for the benefit of health.