In the case of high blood viscosity, you can properly drink green tea, oolong tea and pu-erh tea. The active ingredients in the tea can soften the blood vessels, can also enhance the elasticity of the blood vessels, and can also dilute the blood. It contains caffeine can also excite the nerves, can promote blood circulation throughout the body, the blood thickening can also play a certain auxiliary, alleviating effect. At this time can also be appropriate to drink some herbal lipid tea, more common are hawthorn tea, lotus leaf tea, cassia seed tea, and ginkgo biloba tea, while drinking these teas need to pay attention to a light diet, try not to eat more greasy food, but also need to appropriate more exercise. In addition, it is also necessary to go to the hospital regularly for triglyceride and cholesterol checks, and if the blood viscosity continues to rise and cannot be controlled, it is also necessary to control it with lipid-lowering drugs under the guidance of a doctor.