Several red blood cell disorders can decrease the effectiveness of a person’s red blood cells. These include anemia, polycythemia, sickle cell disease, thalassemia, and malaria.

The parasites known to cause babesiosis are shown here infecting red blood cells under the microscope. (Image credit: Smith Collection/Gado / Contributor via Getty Images) Typical symptoms of ...

Babeseosis is a parasite that infects red blood cells. It’s showing up more in three Northeast states, but New York has the most cases right now.

A research team has successfully tested a blood substitute in animals, and human trials may not be far off. The powdered ...

Plasmodium malariae protozoan inside red blood cells in the ring-form trophozoite stage, computer illustration, [Kateryna Kon/Science Photo Library/Getty Images] Scientists at Stockholm University ...