After coronary intervention, in addition to medication, you should also pay attention to lifestyle changes and diet. The diet should be light, low salt and low fat diet without dietary supplements. Patients can eat more green vegetables, especially coarse-fiber vegetables, including spinach, celery, amaranth, and olives. Eat less fatty, fatty mainly includes meat and food with high sugar content. Meat is mainly to eat less red meat, including pork, mutton, beef, can be appropriate to eat more high-quality protein, also known as white meat, such as fish, shrimp meat. In addition, food containing high sugar content should also be eaten less, such as cake, cake contains more animal cream or vegetable cream, no matter what kind of cream contains a lot of saturated fatty acids, not suitable for heart disease patients to eat more. For heart patients, you can drink more high-calcium milk as appropriate. However, it should be noted that if a patient is found to have cardiac systolic insufficiency or even clinical symptoms of heart failure after heart surgery, high-calcium milk should also be consumed sparingly. Because a large amount of water will exceed the protection of high calcium for human blood vessels, a large amount of water will lead to an increased burden on the heart, which is not conducive to disease regression.