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

September is National Sickle Cell Awareness Month, "a time to bring attention to the challenges faced by people living with sickle cell disease and the lifesaving role of blood donors in their care," ...

Researchers have found the first direct evidence that tiny particles of air pollution stick to red blood cells, meaning they ...

A research team has discovered a mechanism in which blood stem cells respond to acute, severe anemia, through lipoprotein metabolism modification. It has been known how immediate erythroid precursors ...

In their quest for safe, mass-producible artificial blood, geneticists have long struggled. Our limited knowledge of genetic ...

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

Using magnetic cameras, researchers at Linköping University have examined blood flow in an artificial heart in real time. The ...

Dear Doctors: My husband is having an elective surgery soon. It requires full anesthesia, so he has had a lot of pre-op tests. One of the blood tests showed that his red blood cells are too big. The ...