Doctors stumbled upon a type rarer than “golden blood”—and suspect more patients carry the bizarre genetic anomaly.

This article was reviewed by Darragh O’Carroll, MD. Have you ever wondered if your blood type could influence the foods you should eat? That’s the idea behind the blood type diet, a nutrition theory ...

August 14, 2012 (Boston, Massachusetts) — Data from two prospective cohort studies have identified the ABO blood group as a risk factor for the development of coronary heart disease [1]. Individuals ...

More than 100 years ago, Dr. Karl Landsteiner discovered that not all red blood cells are alike. He found that, when different people's blood was mixed, it would often clump up and curdle, destroying ...

A blood type found in just three people is shaking up what we thought we knew about human biology. Called B(A), it doesn’t quite fit into the usual ABO system and hints that more hidden variations ...