The so-called atherosclerosis is actually the hardening of blood vessels, which is generally related to the aging of the body and fat deposition has a great relationship. Therefore, we must eat less food containing high fat, the daily diet to eat more food to prevent atherosclerosis. 1, buckwheat: buckwheat fatty acids contained in unsaturated oleic acid, and linoleic acid is very rich, which contains a large number of chlorophyll and rutin have softened blood vessels, increasing the role of vascular elasticity. 2, onions: onions contain diallyl disulfide and sulfur amino acids, which have an important role in reducing harmful blood lipids, preventing atherosclerosis and myocardial infarction. 3, eggplant: medical research shows that eggplant can lower cholesterol and prevent vascular damage caused by dyslipidemia, which can assist in the treatment of hypertension, atherosclerosis, etc. 4.Hawthorn: Hawthorn has the role of regulating the heart muscle, enhancing the contraction function of the heart and coronary blood flow, and also can reduce serum cholesterol and prevent atherosclerosis. 5, apples: apples contain flavonoids is a natural antioxidant, through the inhibition of low-density lipoprotein oxidation and play the role of anti-atherosclerosis. 6, oats: oats contain B vitamins, lecithin, etc., has the effect of reducing cholesterol and triglycerides, regular food can prevent atherosclerosis. 7, black sesame: black sesame contains linoleic acid, vitamin E, protein, etc., of which linoleic acid can stop the progress of atherosclerosis. 8, garlic: garlic is rich in antioxidants, which can counteract the many factors that cause damage to the artery wall and make it harden and narrow. 9, soybeans: soybeans contain a saponin substance, can reduce the level of cholesterol in the blood. 10, sweet potatoes: sweet potatoes can maintain the elasticity of arterial blood vessels to prevent atherosclerosis. In addition to the prevention of atherosclerosis from the diet, the elderly should also exercise more, improve immunity and prevent the occurrence of various diseases.