A new quick-and-easy nasal swab test for kids can diagnose the specific immune system drivers behind their asthma, ...

As a child, you may have been told that playing outside in the dirt is good for you because it strengthens your immune system ...

The new test found by the scientists diagnoses a child's asthma subtype, also known as endotype. Read more about it here.

As a child, you may have been told that playing outside in the dirt is good for you because it strengthens your immune system. But is there any evidence to back this claim? In short, yes — several ...