The care of patients with chronic heart failure (chronic cardiac insufficiency) while recuperating at home includes the following measures: (1) Provide mental comfort, encouragement and support, avoid excitement and tension, and eliminate depressed mood. (2) To maintain adequate rest and sleep time, use high pillows or semi-recumbent position during sleep, and arrange appropriate activities according to the condition and physician’s opinion. Those who are bedridden for a long time should turn over and move their lower limbs regularly. (3) Dietary care: ① Eat less and more meals, strictly forbid to eat too much, daily food can be divided into 4-5 times; ② Use low-calorie, low-salt, vitamin-rich, easy to digest, not easy to produce gas food; ③ Mild heart failure patients should control salt at about 5 grams per day, and reduce it in severe cases, do not eat pickled food, and preferably do not eat food made with alkali or baking soda: ④ Appropriate control of Total calories and protein should also be controlled appropriately, you can ask your doctor for advice; ⑤ heart failure patients are often deficient in potassium due to vomiting, lack of fitness, gastrointestinal stasis and consumption of diuretics, so you can consume kelp, nori, lean meat, oranges, etc., which are high in potassium; ⑥ appropriate supplementation of vitamin B1 and vitamin C is good for protecting the heart muscle. (4) Intermittent administration of oxygen several times a day for 15-20 minutes is beneficial to improve myocardial hypoxia when conditions are available at home. (5) Insist on taking medication as prescribed by the doctor. (6) Pay attention to the prevention of colds, flu and other infectious diseases, and disinfect the indoor air when necessary.