No benefit. Atherosclerosis is the most common and important of a group of vascular diseases known as atherosclerosis, which is characterized by thickening and hardening of the arterial walls, loss of elasticity and narrowing of the lumen, and is known as atherosclerosis because of the yellow atheromatous appearance of lipids that accumulate on the arterial lining. Blood donation is not helpful in controlling atherosclerosis. Although blood donation can reduce blood volume in a short time and make the patient’s blood viscosity decrease in a short time, these changes are short-lived and do not last for a long time, so there is no preventive effect of atherosclerosis. It is recommended to control the daily diet by controlling the diet, maintaining a balanced diet and nutrition, eating less spicy and stimulating food, actively engaging in sports and exercise, and quitting smoking and drinking to control. When the disease appears, we should consult the doctor in time and choose the treatment according to the doctor’s guidance.