Normal serum total cholesterol is 3.5-6. 1 mmol/L. If it exceeds 6.1,hyperlipidemia should be considered. Hyperlipidemia is generally caused by the accumulation of adipose tissue in the liver due to long-term consumption of high-fat foods, which can be asymptomatic or have symptoms such as dizziness and headache.

If the blood lipid is obviously increased, it is necessary to properly control the diet and treat it with lovastatin tablets and other drugs, which has certain effects.