Coronary heart disease can usually eat a moderate amount of chub, but not excessive consumption. Chub belongs to the seafood food, which is rich in protein and trace elements, such as vitamin A, calcium, phosphorus, iron, niacin, etc., patients with coronary heart disease, after moderate consumption, can help to improve the body’s resistance and immunity. However, it is important not to over-eat and eat offal to avoid bloating and other indigestion symptoms, and raise the level of blood lipids. Coronary heart disease is mainly due to atherosclerosis of the coronary arteries, resulting in narrowing or occlusion of the lumen, which leads to symptoms of myocardial ischemia and hypoxia. Hyperlipidemia and high blood pressure are important triggers, therefore, patients with coronary heart disease should eat a light diet and reduce the intake of fat in their daily life. Coronary heart disease patients should follow the doctor’s instructions to take medication regularly in daily life, as well as dietary adjustments under the guidance of the doctor. Should consult a doctor after the occurrence of uncomfortable symptoms.