I reassured him and sent him to get another blood specimen drawn without a tourniquet. Why? Because I suspected that the ...

From CBC to CMP and beyond, blood test panels provide essential information to health practitioners. angelp/iStock via Getty Images Plus Your blood serves numerous roles to maintain your health. To ...

A normal fasting blood sugar level for someone between the ages of 50 and 60 is between 70 and 99 mg/dL. Blood sugar (glucose) targets for older people with diabetes tend to be different than for ...

This article was reviewed by Darragh O’Carroll, MD. Blood tests are one of the most widely used and helpful tools in modern medicine. Whether ordered in a clinic or done through an at-home kit, they ...

Testing a person’s blood for a type of protein called phosphorylated tau, or p-tau, could be used to screen for Alzheimer’s disease with “high accuracy,” even before symptoms begin to show, a new ...

A TB blood test can find out whether you have the Mycobacterium tuberculosis bacteria in your body. Whether you need to get tested and how often depends on your specific circumstances. A blood test ...