There are many causes of high cholesterol, which may be related to genetics, diet, age, disease and other factors. Cholesterol reduction needs to be carried out according to the causes, and simple dietary regulation generally cannot reduce cholesterol, patients also need to cooperate with drugs or other means to standardize treatment: 1. To avoid continued elevation of cholesterol. However, patients should be aware that diet does not have a therapeutic effect and generally cannot reduce cholesterol to normal levels; 2. Drug treatment: high cholesterol may lead to atherosclerosis, which may induce serious complications such as heart attack or brain infarction, so it is recommended that patients with high cholesterol try to receive regular treatment in hospitals. At present, the main drugs for lowering cholesterol, especially low-density cholesterol, are statins, including atorvastatin and risuvastatin, etc. However, statins have effects on liver and kidney function, muscle tissue and blood sugar, so it is recommended to review them regularly after taking them; 3. Treatment of primary diseases: Some primary diseases, such as nephrotic syndrome, hypothyroidism and diabetes, may also cause cholesterol to be higher than normal, and patients need to Patients need to remove the primary cause first, and for diseases that cannot be completely cured temporarily, patients need to take medication regularly to control the continued development of the disease.