Eosinophils are a kind of white blood cell that helps fight disease. The exact role of eosinophils in your body isn't clear, but they're usually linked with allergic diseases and certain infections.

A T cell count is a blood test that measures the number of T cells, a type of white blood cell crucial for fighting off diseases, especially viral infections. This test helps identify issues with the ...

Over the last few weeks, I created a computer game set in the Arctic. Or maybe I've been working on it since 1981. It all depends on how you count. All I know for sure is that I programmed the ...

There is nothing like the excitement of a rocket launch. I’ll never forget the feeling of being at NASA’s Kennedy Space Center in Florida for the highly anticipated liftoff of the uncrewed Artemis I ...

Leukocytosis is when you have a higher-than-normal number of white blood cells. White blood cells, also called leukocytes, are important for making sure your body stays healthy. They protect it from ...