When lab results appear in your online patient portal, you have a choice: Look at them right away or wait for your physician ...

Quest Diagnostics may be the preferred lab your health insurance, doctors, or specialists use for blood work or other samples. We’re reviewing its sub-brand Quest Health, from which you can order your ...

Labcorp is a global life sciences company headquartered in Burlington, North Carolina. Labcorp provides at-home test kits as well as in-person testing at their laboratory facilities, which are located ...

You may feel perfectly fine at your annual checkup, but your doctor still orders lab tests. According to Dr. Sydney LeGuyader, an internal medicine physician at Intermountain Health, that is exactly ...

Mohana Ravindranath is a freelance health, science, and tech journalist and a 2025 Association for Health Care Journalists fellow. She was previously a Bay Area health tech correspondent for STAT.

What Is the CD4:CD8 Ratio Test Used For? CD4 and CD8 are two types of white blood cells in your blood. White blood cells help your body fight infections. If you have HIV infection, your doctor may use ...

There are several lab tests for hemophilia. However, the main tests detect the clotting activity of factors VIII and IX, which are proteins in the blood. Hemophilia is a bleeding disorder in which an ...

Do you take vitamins or use herbal products? Most of us know that vitamins and herbal products can interact with your medications. But did you know that those same vitamins and herbal products could ...