A normal red blood cell (RBC) count is generally considered to be between 4.2 to 5.4 million cells per microliter (cells/mcL) for females and 4.7 to 6.1 million cells/mcL for males. However, these ranges are just a guide and can vary slightly between different laboratories.
It's important to note that a high or low RBC count can indicate various underlying medical conditions. For example, a high RBC count might be a sign of dehydration, polycythemia vera, or certain types of cancer. On the other hand, a low RBC count could indicate anemia, nutritional deficiencies, or blood loss.
If your RBC count is outside the normal range, it's essential to consult a doctor to determine the cause and receive appropriate treatment.