Dec 14, 2025 · Understand RBC test results: Learn about normal, high, and low RBC ranges and what they mean for your health.

A complete blood count (CBC) is a blood test that measures amounts and sizes of your red blood cells, hemoglobin, white blood cells and platelets. A provider can use it to monitor and diagnose medical …

Dec 4, 2025 · Red blood cell count measures the number of oxygen-carrying erythrocytes in the blood, with normal adult ranges typically between 4.7-6.1 million cells/μL for males and 4.2-5.4 million …

Dec 13, 2024 · What is the normal range for an RBC count? RBC ranges are measured in terms of cells per microliter (µL). Normal ranges for RBC differ based on age and sex assigned at birth. These...

Normal values may vary slightly among different labs. One example of normal values is: 3.6 to 5 million/mm3 for females. 4.2 to 5.4 million/mm3 for males. Your provider can supply normal …

What do the results mean? Your results will show whether you have a normal red blood cell count or a count that is too low or too high. Conditions that may cause a low red blood cell count can include: …

Apr 29, 2024 · Normal RBC for adults. If you are a man or were assigned male at birth, a normal RBC test result is usually 4.7 million to 6.1 million RBCs per microliter of blood. If you are a woman or...

Nov 25, 2025 · Red blood cells (erythrocytes) are the most abundant cell type in the blood, making up about 40% to 45% of the total volume. Their function is to transport oxygen from the lungs to tissues …

Nov 3, 2025 · Normal RBC counts vary based on age and gender. Typically, females have slightly lower RBC values than males, and these counts usually decline gradually as a person gets older. [7] 4.52-5.

Jul 20, 2025 · For adult females, a normal range is 4.2 to 5.4 million cells/mcL. In contrast, adult males have a higher count, with a normal range of 4.7 to 6.1 million cells/mcL. These sex-specific ranges …