The physical blood test is the following: 1, blood routine, including red blood cells, white blood cells, platelets and other items, can check whether there is no virus, or bacterial infection, whether there is anemia. 2, liver function, including glutamic aminotransferase, glutamic oxalacetic aminotransferase, albumin, globulin, bilirubin, γ-glutamyltransferase and other items, can see whether there is steatohepatitis or liver function damage. 3, kidney function, mainly check the urea nitrogen, creatinine, uric acid and other items, if often eat high purine food, may lead to hyperuricemia. In addition, blood tests can also be performed to screen for tumors, such as methemoglobin to screen for liver cancer and carcinoembryonic antigen to screen for intestinal cancer.