1.Patients with mild heart failure, limit physical activity. Patients with more severe heart failure should rest in bed; after the improvement of heart function, they should get out of bed appropriately to avoid lower limb thrombosis and lung infection. 2. Reduce the burden on the gastrointestinal tract, it is advisable to have a small number of meals and to control the total amount of food eaten daily appropriately. It is advisable to use low-salt diet, and the daily salt should not exceed 5 grams (1 money); avoid eating salt-pickled food and salt-containing fried goods. 3, strictly prohibit smoking, alcohol, do not drink strong tea or coffee. 4, strictly according to medical advice to take drugs, do not casually change the use and dosage of drugs, especially when taking diuretics and digoxin should be more so, to avoid adverse consequences. 5. Seek early medical consultation when you have a cold, diarrhea, fever or change in condition.