Most people don't know their blood type, but there are a few ways you can find out. Here's what experts suggest.

Blood draws for several kinds of diagnostic tests require you to fast for several hours. Eating or drinking anything besides water can skew the results, leading to you needing to be retested. You may ...

A less invasive test for Alzheimer’s is a big advance. But it’s not perfect and is not meant to screen healthy people.

This article was reviewed by Felix Gussone, MD. If you’ve been feeling a bit more couch potato than go-getter lately, dragging through the day, snapping at … ...

NEWYou can now listen to Fox News articles! Several blood tests have been shown to accurately diagnose Alzheimer’s disease — as previously reported by Fox News Digital — but now a new test has emerged ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...

The blood test is capable of detecting 50 cancer types and subtypes, including the ones considered most deadly, like pancreatic, ovarian, liver, esophageal, lung, and stomach cancers. Currently, it’s ...

Imagine walking into a doctor’s office and learning exactly how your body is aging with just a single drop of blood. No expensive scans, no lengthy evaluations, no complex questionnaires—just one ...

A new study suggests a simple blood test could tell who is at higher risk for rapid cognitive decline with Alzheimer's. The study found that people with higher insulin resistance were up to four times ...

Could a simple blood test reveal how well someone is aging? A team of researchers led by Wolfram Weckwerth from the ...