What these buzzy new tests can and can't tell you.

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

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

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 work by analyzing samples of your blood to uncover ...

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 ...

But whether patients should be getting the tests—as some already are—is not yet clear. New blood tests can detect cancer recurrence earlier than traditional scans, potentially giving doctors and ...

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

An international trial involving 1,000 volunteers will aim to detect biomarkers associated with the condition.

Millions of people donate blood each year, saving countless lives. After a donation, plasma and white blood cells are separated from red blood cells, which are the most commonly transfused blood ...

This article is part of “Innovations In: Alzheimer's Disease” an editorially independent special report that was produced with financial support from Eisai. The first hints that Gregory Nelson might ...