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 ...

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 ...

Signatera can detect tumor DNA in the bloodstream. A new blood test seeks to change the game in cancer management. Signatera, a "tumor-informed" blood test developed by Natera, can detect circulating ...

Blood tests for Alzheimer’s disease are now so accurate that a positive result, on its own, is reason enough for people who are suspected of having AD to start immunotherapy. So proffered Suzanne ...

Colonoscopy is the gold standard for detecting colon cancer, but every year about 50 million people in the U.S. who qualify for a colonoscopy don't get it done, according to the American Cancer ...