Frequent donors were more likely to have different genetic changes in their blood stem cells, scientists found.

Medically reviewed by Yasmine S. Ali, MD, MSCI A red blood cell (RBC) count measures the number of red blood cells in a sample of blood. It is part of a battery of tests called a complete blood ...

A red blood cell range is considered typical between 4.6 and 6.2 million cells per microliter (cells/μL) for males and 4.2 to 5.4 million cells/μL for females.. Other tests may be needed to help ...

T o fight cancer, the immune system mobilizes all its forces. 1 Innate immune cells, including macrophages, neutrophils, and monocytes, are the first recruits: They recognize cancer cells and call in ...

The immune systems of cancer patients are highly disrupted, with those who have a higher number of immune cells in their blood having a better survival rate, finds a new study that uses a ...

Our primary care physician and other doctors have indicated that they’ve seen larger red blood cells than what is normal in other patients as well, due to living at a high altitude. My husband ...

If your red blood cells are very different in size, they’ll be far apart on the histogram, and your RDW test result will be high. There are two types of RDW measurements: Standard RDW is the ...