The most taboo for heart failure patients is high sodium, high volume diet, followed by high fat and stimulating food. Patients with heart failure need to strictly control the intake of sodium, water and soup in their diet to reduce the burden on the heart, in addition to rest, ensure emotional stability, etc.. Dietary attention to the following: 1. Low-salt diet: the most taboo for heart failure patients is a high salt diet, high salt diet can increase blood volume, blood pressure rise, aggravate the burden on the heart, so that the symptoms of heart failure aggravated. Therefore, we must pay attention to low-salt diet, including pickled products, soy sauce, ham and so on. 2. Restriction of high volume diet: patients with heart failure should strictly limit the intake of water, soup food, reduce the load on the heart, improve the symptoms of heart failure. 3. Low-fat diet: High-fat food can lead to indigestion, prolonged gastric emptying, diaphragm upward, which is not conducive to the contraction and diastole of the heart, and aggravate the symptoms of heart failure. So usually pay attention to eat less greasy food, including some fat pork, mutton and so on. 4. Stimulating food: including spicy food, including chili peppers, mace, raw onions, raw garlic, and some drinks such as strong tea, coffee, etc., which can lead to accelerated heart rate, aggravate the burden on the heart, heart failure aggravation, usually need to pay attention to.