Patients with coronary heart disease can drink milk, but it is recommended that patients with coronary heart disease have a low salt and low fat diet and choose low-fat or skim milk when drinking milk. In addition, it is not recommended to drink milk when coronary heart disease includes acute coronary syndrome and acute myocardial ischemic state to avoid causing gastrointestinal discomfort symptoms and resulting in constipation, bloating and diarrhea, which can aggravate the events related to myocardial ischemia. It is recommended to drink yogurt appropriately in acute myocardial ischemic state, and to give a light diet at the same time. Patients with coronary artery disease are recommended therapeutic lifestyle improvements, such as a low salt and low fat diet, abstaining from smoking and limiting alcohol, exercising appropriately, and maintaining an optimistic and positive attitude toward life. It is recommended to give secondary prevention medication for coronary artery disease, and to give medical intervention or surgical coronary artery bypass surgery on the basis of medication.