In addition to avoiding factors that damage the liver and gallbladder, the most important thing is to have regular medical checkups. Regular medical checkups can help us understand the current state of the liver and gallbladder so that we can further evaluate whether we need to make some habit changes and necessary treatments. But there are many medical checkups, how do we choose to achieve accurate and economical results? We can classify the liver and gallbladder damage factors into common, low risk and high risk, among which the liver and gallbladder damage factors include: environmental factors (polluted water, air, chemical toxins, etc.); lifestyle factors (staying up late, overeating, alcoholism, smoking, long-term unclean diet, long-term mold exposure history, mental stress, overwork, etc.); biological factors (insomnia, depression, long-term oral chemical intake, long-term Biological factors (insomnia, depression, long-term oral intake of chemicals, long-term use of Chinese medicine, obesity, hyperlipidemia, diabetes, history of drug abuse, etc.); disease factors (viral hepatitis, fatty liver, alcoholic liver, autoimmune liver disease, primary sclerosing cholangitis, cirrhosis, biliary stasis, cholelithiasis, parasitic infections, genetic and metabolic diseases, hepatobiliary malignancies and their family history, etc.) 1, general: usually not exposed to relevant hepatobiliary damage factors, generally annual examination Liver and biliary ultrasound, liver function (tumor marker test should be added if you are older than 40 years old), according to the test results, we will decide whether further detailed examination is needed or shorten the examination period. 2.Low risk: If the exposure to hepatobiliary damage factors is low or not serious, the liver and biliary ultrasound, liver and kidney function, blood glucose, blood lipids, blood routine and tumor markers should be checked every six months to a year. 3.High-risk: If you are exposed to more hepatobiliary damage factors, or the degree is serious, or have related disease factors, you should have hepatobiliary ultrasound, liver and kidney function, blood glucose, blood lipid, blood routine, tumor markers, and liver transient elasticity test, hepatobiliary CT or MR, if necessary, every three months to six months, to decide whether you need further detailed examination or shorten the examination period.