Hyperlipidemia generally refers to indicators of cholesterol, triglycerides, LDL, and HDL. Lipids mainly refer to serum cholesterol, triglycerides, LDL and HDL. Hyperlipidemia is one of the common diseases in middle-aged and elderly people, which is generally divided into hypercholesterolemia, hypertriglyceridemia, mixed hyperlipidemia, and low HDL. And hyperlipidemia refers to elevated cholesterol, triglycerides, LDL or reduced HDL. Patients with hyperlipidemia should have a diet that is low in sugar, fat and cholesterol, do not consume meat and oil, animal offal, etc., abstain from smoking and alcohol, supplemented with moderate exercise to maintain stable blood lipids. For patients who still cannot control their blood lipids in the above ways, they should be treated with additional medication under the guidance of their doctors.