But which numbers actually matter? Routine blood tests remain among the most important ways to track overall health, yet most people never learn what values physicians prioritize. Understanding key ...

This article was reviewed by Felix Gussone, MD. Blood test results can be overwhelming to digest, complete with medical jargon and numerical values that may not mean much without an accompanying ...

Researchers are studying tests called liquid biopsies, which can provide vital information about cancer genes using only a blood sample. A blood test to find cancer even before it shows any symptoms ...

Around four years ago, now 77-year-old John Gormly went for what was supposed to be a routine blood test. But the results were life-changing. The test suggested Gormly had colon cancer, which a ...

The start-up Function will send practically anyone to a lab for extensive medical testing, no physical required. Is that a good thing?

Because the risk of many conditions increases with age, doctors generally recommend more frequent lab testing as you get older. This is because many health risks increase with age, and early detection ...

What Is an MCV Blood Test? MCV stands for mean corpuscular volume. An MCV blood test measures the average size of red blood cells, which have the critical job of carrying oxygen to your organs. If ...

A blood test, combined with an ultrathin material derived from graphite, could significantly advance efforts to detect ...

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 ...

WASHINGTON (AP) — New blood tests could help doctors diagnose Alzheimer’s disease faster and more accurately, researchers reported Sunday — but some appear to work far better than others. It’s tricky ...

You could be missing out on some crucial information about your cardiovascular health that only this specific test can give ...

Scientists have now developed a DNA blood test that can predict how well patients with breast cancer will respond to ...