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 ...

Blood test results can be overwhelming to digest, complete with medical jargon and numerical values that may not mean much without an accompanying explanation. But to take charge of your health and ...

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 ...

The test's maker said the FDA will likely decide on approval later this year. A blood test to screen for colorectal cancer is one step closer to receiving approval from the U.S. Food and Drug ...