Blood thickening refers to the increase in blood viscosity, mostly due to cholesterol, triglyceride elevation and other dyslipidemia, which can be gradually improved through cholesterol-lowering drugs, triglyceride-lowering drugs, dietary adjustments and so on. 1. Cholesterol-lowering drugs: you can take statin drugs, such as atorvastatin, simvastatin, lovastatin, resuvastatin and so on. 2. Triglyceride-lowering drugs: you can take beta drugs, such as fenofibrate, benzafibrate and so on. 3. Dietary management: participate in physical exercise, control weight; eat more fresh fruits and vegetables, low-salt, low-fat and low-sodium diet, and avoid spicy, stimulating and greasy food. Statins and fibrates have different degrees of adverse reactions, such as liver function impairment, rhabdomyolysis, etc., and must be taken under the guidance of a doctor in strict accordance with medical advice.