The normal red blood cell (RBC) range varies slightly between men and women.
According to the provided reference, the normal RBC range is:
- Men: 4.0 to 5.9 x 10^12/L
- Women: 3.8 to 5.2 x 10^12/L
In simpler terms, this represents the typical number of red blood cells found in one liter of blood. A count within these ranges generally indicates healthy red blood cell production and function.