1, reasonable arrangement of life, work and rest, the amount of exercise is appropriate to start from a small amount, step by step. During the remission period, patients are encouraged to exercise appropriately, such as walking, practicing Badaanjin, playing Taijiquan, etc. Avoid running and other strenuous exercises, and avoid exercising after meals or eating after exercise. 2.Avoid various triggering factors, such as overwork, excitement, full meals, cold, smoking, etc. 3.Keep your bowels open, usually drink the right amount of water, eat some vegetables and fruits, and absorb more fiber. 4.Prepare a health care box with nitroglycerin tablets and isosorbide nitrate, musk heart pills, etc., and replace them every six months to ensure that the drugs are within the expiration date for emergency use. If the angina attack, chest pain is severe or accompanied by sweating, pale, sublingual nitroglycerin is not effective, may have developed into myocardial infarction, immediately lie down to rest, by family members to call “120” for emergency.