Cardiovascular patients need to pay attention to the diet of low-salt, low-fat food, reduce calorie intake. 1. Low-salt food: high salt will lead to high blood pressure, aggravate the heart load, thus increasing the occurrence of cardiovascular disease, so need a low-salt diet, daily salt intake of no more than 2 grams, do not eat salted vegetables, soy sauce and other foods. 2. Low-fat food: High-fat food can aggravate atherosclerosis and cause further aggravation of coronary artery stenosis. Try to eat less oil and fatty foods. 3. Reduce calorie intake: light diet and proper exercise can avoid weight gain and reduce the occurrence of cardiovascular disease through weight control. Cardiovascular patients also need to avoid spicy stimuli, quit smoking and alcohol. If you find chest tightness, chest pain discomfort, you need to go to the hospital in time for further consultation and timely treatment, so as not to delay the condition.