The most important and common cause of myocardial ischemia is coronary artery stenosis. The main cause of coronary artery stenosis is atherosclerosis. Heart disease caused by coronary atherosclerosis is commonly referred to as coronary heart disease. Therefore, coronary heart disease is the "culprit" of myocardial ischemia.

People with myocardial ischemia should pay attention to diet, low in fat and high in fiber. Emotionally, they should be careful not to be overjoyed, keep enough sleep and develop good living habits.