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 ...

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, ...

Your diagnosis of an early-stage blood cancer, such as a MPN or MDS, means that something has changed in the way your bone ...

It sounds like science fiction. Scientists take ordinary skin or blood cells, rewind them to a stem-cell state, then ...

The body has an intricate system to defend against infections where each type of immune cell plays a distinct role. Now, a ...

New research has identified yet another way that spaceflight tampers with the human body. A study involving samples flown on four SpaceX resupply missions to the International Space Station has ...

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 ...