High LDL is a problem of metabolism and dietary structure. LDL belongs to a kind of cholesterol in the body, and the synthesis of cholesterol in the body is the main source. Patients with high LDL may have metabolic abnormality, and some of them belong to familial hypercholesterolemia, and there are mutated genes. High LDL is also related to unhealthy dietary structure, some patients lack of physical exercise, long-term excessive consumption of high-fat, high-calorie foods, the body’s over-nutrition can also lead to elevated LDL levels. Patients with elevated LDL should also actively control their diets, focusing on low-fat foods, strengthening physical exercise, and giving statins orally to lower cholesterol if necessary, such as atorvastatin, and the specific medication should be in accordance with the doctor’s instructions.