Red blood cells transport oxygen throughout your body, including to vital organs and tissues. They also help your body get rid of carbon dioxide. Too little or too many red blood cells may be ...

Red blood cells are complex — there's much more to blood types than A, B and O. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Many people know ...

A new study by the University of California, Davis, shows how cells work together to avoid a sudden drop in blood sugar.

Blood usually falls into a few widely recognized categories or types, based on the proteins that are expressed on the surface of red blood cells. For example, A or B antigens may be present there, ...

Thanks to efforts from doctors, researchers, health care providers and nonprofits such as Blood Cancer United, certain types of blood cancers are not the terminal diagnoses that these were decades ago ...

It develops from the abnormal multiplication of T cells, or T-lymphocytes, a type of white blood cell essential for immune system function. The specific treatment course and prognosis for T-cell ...

Get to know the functions of your heart, blood vessels, and blood itself and how they work together to maintain your health.

New research (the Ver-A-T1D trial) presented at this year's Annual Meeting of the European Association for the Study of ...

From the moment they're born, newborns—or, specifically, their immune systems—must learn to fight germs without harming their ...