Patients with poor heart function are mainly recommended to have a low salt and low fat diet to control blood lipids, blood sugar and blood pressure to reduce the risk factors for coronary heart disease. If a large amount of fat is consumed, it may aggravate atherosclerosis and further cause coronary artery stenosis. If the intake of salt is high it will cause an increase in blood volume and increase the load on the heart, adding to the burden on the heart. It is recommended to do a proper energy distribution of three meals a day, with breakfast accounting for about 30%-40% of the total energy of the day, lunch can reach 50%, and dinner accounts for about 20%-30%. Breakfast staple can eat whole wheat porridge or eight porridge type, plus eggs, not only can be conducive to absorption, promote intestinal peristalsis, but also increase the intake of protein. After breakfast you can eat fruit, like apples, oranges, oranges and so on. Lunch can be appropriate to increase carbohydrate staples and foods with high fat content to increase satiety, and protein can choose high-quality protein, like tofu, fish and other seafood. Dinner can eat more vegetables, because the night gastrointestinal peristalsis is slower, vegetables contain more fiber, can promote the peristalsis of the stomach and intestines. Dinner is recommended to eat to 7-8 minutes full can be, about half an hour after the meal can be appropriate physical exercise to avoid the accumulation of fat.