Myocardial infarction should pay attention to dietary structure, bed rest, regular review, medication and so on. 1. Improve the dietary structure: pay attention to the dietary arrangement during the period of myocardial infarction, the basic principle is low-fat and low-salt, eat less and more meals. The daily salt intake should be controlled below 6g as much as possible. Strictly abstain from alcohol and smoking, and supplement more potassium-containing food, such as banana. 2. Attention to bed rest: During the period of heart attack, you should not do sports, insist on bed rest, and after the condition improves, you can carry out part of the activities under the guidance of the doctor, in order to prevent the occurrence of blood clots. 3. Adhere to the regular review: the disease has the risk of recurrence, should be frequently conducted such as cardiac ultrasound, electrocardiogram and other tests to rule out the possibility of recurrence of the disease. 4. Medications: Morphine, nitrates, atenolol and other drugs can be used for pain relief, and aspirin can be used for antiplatelet therapy. The above drugs need to be used in accordance with medical advice. Myocardial infarction should be timely medical treatment, under the guidance of the doctor for treatment.