Heart failure is a cardiac condition characterized by dyspnea, chest tightness, coughing and shortness of breath, and is commonly associated with myocardial infarction, myocarditis, sudden rise in blood pressure and rheumatic heart disease. As a disease that seriously affects patients’ quality of life and threatens life safety, it requires long-term rational treatment. Some data show that the mortality rate of heart failure patients after discharge from the hospital is significantly increased compared with that during hospitalization. Therefore, strengthening the self-management of heart failure patients after discharge is a better way to prolong the life of heart failure patients. So how should heart failure patients manage themselves? 1, it is recommended that patients wear the same weight of clothing to weigh themselves every morning after defecation and before breakfast. If the weight gain exceeds 2 kilograms within 3 days, or the weight gain reaches 1 kilogram per day, consider that there is fluid retention, and it is necessary to consult the doctor in time, appropriately restrict water intake, salt restriction, and adjustment of diuretic therapy. In general, sustained and rapid weight gain (1 kilogram per day) is an important indication of worsening heart failure. 2.Check every day whether both lower limbs are swollen or other parts of the body are edematous or edematous aggravation, and monitor the exercise tolerance: such as whether there is shortness of breath, whether shortness of breath occurs after a little activity, or after strenuous activity, or at rest. Record the night breathing situation: such as whether you can lie down, need two pillows or more pillows to feel smooth breathing, whether there is shortness of breath to wake up, and so on. 3. Pay attention to rest and avoid exertion. Activities should be measured, must pay attention to moderation, not too much, not too strong. Maintain a healthy state of mind, optimistic view of things, in the event of things to be calm, can look away, think through. Treat the disease, to actively treat, but not in a hurry. 4, avoid cold, prevent colds. Because colds, respiratory tract and other infections for heart failure aggravation of the main triggers. 5, smoking is the main factor of heart failure death, so heart failure patients are prohibited from smoking. Restriction of alcohol consumption, but for alcoholic cardiomyopathy, must quit drinking. 6, every 1~2 months need to go to the hospital to do a relevant examination, let the doctor understand your daily life and exercise ability, understand your weight change, drinking, diet and sodium intake, as well as the dose of the drugs you use and whether there is any adverse reaction. The way to stay away from heart failure disease comes from living a healthy life, strengthening self-management and caring for your health, not only for yourself but also for your family.