Millions of people donate blood each year, saving countless lives. After a donation, plasma and white blood cells are ...

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 ...

A new study by a team of researchers from institutes in Australia and New York has identified a previously unknown biological process that causes tissue and organ damage in low-oxygen conditions. It’s ...

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 ...

A pregnant woman's blood sample taken in 1972 was mysteriously missing a surface molecule found on all other known red blood ...