Suitable diet: 1. foods with high vitamin C content; 2. foods rich in calcium; 3. foods with high protein content. Suitable food: 1. Soybean milk Reason for eating: rich in fiber, and insoluble protein, can increase the body’s immune function, promote the relief of the original anemia and bone softening and other symptoms. Serving suggestion: 500 ml directly. 2, tomatoes reason to eat: rich in vitamin C, has a good role in nutrition of muscle cells, reduce the occurrence of muscle spasms in patients with this disease. Serving suggestion: 100g fried with eggs. 3, lettuce Reasons to eat: rich in fiber, can increase the peristalsis of the gastrointestinal tract, followed by lettuce contains vitamins is also very rich, a wide variety, is conducive to improving the body’s immune function. Serving suggestion: 150g of stir-fried food. Dietary contraindications: 1. Pregnancy should avoid eating foods that are stimulating to the fetus; 2. Pregnancy avoid eating foods that activate blood stasis; 3. Avoid eating food: 1. Chili pepper Reason for avoiding eating: belongs to the spicy food, if the patient already suffers from this disease, consumption of this product, can cause the swelling of the skin of crude oil increased, and even induce skin ulceration. Avoid eating advice: it is advisable to eat space pepper, non-irritating, vitamin content is also very high. 2, saffron reason to avoid eating: belongs to the blood circulation food, for women who have been pregnant is absolutely contraindicated this product, to avoid the risk of miscarriage and the occurrence of induced Marfan’s syndrome. Recommendations for contraindication: It is advisable to eat pumpkin flowers. It is nutritious and has no effect on the organism. 3, musk reason to avoid eating: belongs to the Chinese medicine, some people like to use to make incense bags, has the effect of increasing immunity, but also can induce miscarriage, inducing the increased chances of Marfan’s syndrome. Avoid eating advice: should absolutely avoid contact with it. Dietary principles The diet of heart failure patients should be light and eat fewer meals, food should be rich in vitamins and easy to digest, and pay attention to the caloric balance. For obese coronary heart disease patients should be low-calorie low-fat diet, appropriate weight loss. For chronic patients with chronic malnutrition, it is necessary to ensure nutrition and enhance physical fitness. Appropriate restriction of sodium intake is effective in eliminating edema, and sodium chloride intake should be controlled at about 5g per day for mild heart failure, 2.5g for moderate heart failure and 1.5g for severe heart failure. It would be helpful to measure weight once a week to detect hidden edema and to regulate sodium intake. In the case of sodium restriction, water can be unrestricted in general, but in severe heart failure and obvious edema, water intake should be controlled to about 2000ml per day.