White blood cells fight off infection but if the number of white blood cells increases they can give birth to <span>another problem, such as infection, stress, inflammation, trauma, allergy, or certain diseases.</span>
Since white blood cells<span> fight off infection, people tend to think that elevated levels are actually beneficial. This is not necessarily the case! A </span>high white blood cell count<span>isn't a specific disease, but it can indicate another problem, such as infection, stress, inflammation, trauma, allergy, or certain diseases.</span>
