After half a century of puzzling over a handful of unexplained transfusion reactions, researchers have finally traced the ...

Learn how blood types A, B, and O may influence susceptibility and risk assessment for autoimmune liver disease.

Technical advances allow researchers to trace the genetic changes that occur over time.

Well, the blood has to be kept moving around all the time because it's the body's delivery system. Every possible part of the body has to be supplied with oxygen and food and water, and the veins and ...