Nocturnal anterior heart pain turns over and improves according to the specific cause (such as the possible causes are myocardial ischemia, arrhythmia caused by) to take nitroglycerin or verapamil treatment. 1. Myocardial ischemia: common causes are atherosclerosis, coronary artery blood perfusion is reduced, thus angina pectoris occurs. It manifests as sudden anterior heart pain during physical labor or rest, accompanied by sweating, nausea, vomiting and other symptoms. It is necessary to consult a doctor in time and take nitroglycerin, metoprolol, bisoprolol and other drugs as prescribed by the doctor. 2. Arrhythmia: including atrial fibrillation, premature ventricular contractions, atrioventricular block and so on. There may be no performance or sudden pain in the precordial area, which may occur at any time, often induced by emotional excitement or vagal excitation at night rest. Patients need to promptly adjust the pressure of life, avoid emotional fluctuations, soothe the mood, if necessary, timely medical care. When the symptoms of nighttime precordial pain turn over and get better, do not use private medication to avoid aggravating the condition. Daily active adjustment of diet, less oil, less salt, quit smoking and drinking. If necessary, consult a doctor in time.