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| Photo by keepingtime_ca. |
Most people know that having a high white blood cell count is most likely a sign that the body is fighting an infection.
Also, having a low white blood cell count can be a sign of a problem.
White blood cells play a central role in the body's immune system. These cells constitute about 1% of human blood. They are small, but they are mighty.
Until doing research for this post, I had no idea what values constituted a healthy range for white blood cell count (WBC).
Depending on the source, healthy ranges for WBC are listed somewhere between 4,000 to 5,000 per microlitre on the low end or normal and between 10,000 and 11,000 per microlitre on the high end of normal.
This post is part of a series on biomarkers of health and longevity.






