Learn what different shades of blood mean and how they signal changes in your health or potential medical issues.

As we age, blood stem cells, the essential source of new blood cells in the body, can accumulate genetic mutations. These ...

white blood cells, red blood cells and platelets. White blood cells are a crucial component of the immune system. They fight off foreign invaders and help with tissue repair. Red blood cells ...

View Full Profile. Learn about our Editorial Policies. A.S. Smith et al., “Myosin IIA interacts with the spectrin-actin membrane skeleton to control red blood cell membrane curvature and deformability ...

Microscopic Footage. Posted: April 23, 2025 \| Last updated: April 23, 2025. More for You ...

White blood cells fight infection under the microscope! RARE FOOTAGE! Posted: April 21, 2025 \| Last updated: April 21, 2025.

While most vertebrates, including humans, have red blood cells due to hemoglobin, some animals possess blue blood cells, thanks to the copper-based protein hemocyanin. This unique adaptation ...

The condition occurs when the body doesn’t have enough healthy red blood cells (RBCs) to carry oxygen efficiently, leading to fatigue, weakness, and other health complications. Iron deficiency ...

DEAR DR. ROACH: I was recently at the American Red Cross to donate blood and was given interesting material on the need for Black blood donors for sickle cell anemia patients. The booklet ...

Useful in establishing the differential diagnosis of anemia, calculated by automated blood profiling machine from RBC count, hematocrit and hemoglobin Red Cell Distribution Width (RDW) Expresses ...

GREEN BAY, Wis. (WBAY) - As you make plans for spring or summer travel, the American Red Cross is urging you not to forget to donate blood. Donations typically slow down this time of year through ...