Here are five tests worth asking your doctor about at your next visit. The complete blood count, or CBC, measures red blood ...

Your doctor just mentioned ordering a comprehensive metabolic panel, and you’re wondering what that means and why you need it. Don’t worry — this isn’t some scary, complicated procedure. It’s actually ...

Add Yahoo as a preferred source to see more of our stories on Google. Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) (Getty Images) If ...

In A Nutshell Women who took a combination of estrogen and progestin showed a stronger link between elevated p-tau 217 and dementia risk than those on placebo. A blood test measuring a protein called ...

A blood test is a medical procedure where a sample of a person's blood is taken (called a blood draw) and sent to a lab for analysis. Knowing the results of blood tests helps a physician better ...

March 15, 2010 (Atlanta, Georgia) — Using smaller blood tubes decreases the amount of blood collected, does not appear to affect laboratory test results, and reduces the amount of blood drawn overall, ...

Researchers are examining whether samples collected show accurately certain biomarkers which denote abnormal proteins in the brain. Volunteers in the ongoing study undergo cognitive tests, an MRI and ...

New FDA-approved screening options make colorectal cancer detection easier than ever, with 91% survival rates when caught ...