Anemia is when you have low levels of red blood cells. When this happens, your organs and tissues have a harder time getting oxygen. You may feel fatigue, weakness, and shortness of breath.

Most people exposed to the parasites behind babesiosis don't get sick, but for others, the infection can be deadly.

If you have anemia, you have a lower-than-normal number of red blood cells, or the amount of hemoglobin ... or vitamin B-12 levels are low. Iron deficiency anemia is the most common type of ...

When your red blood cells are close to the same size, they appear close together on the histogram. This gives you a low RDW result. If your red blood cells are very different in size, they’ll be ...

Normal red blood cells average between 6 and 8 micrometers ... Some lab references ranges go as low as 11.5% or as high as 15.4%. Here's a sense of the possible reasons why your RDW may be low ...

The European Commission has approved Rytelo treatment in transfusion-dependent anemia due to very low–, low– or ...