There are various reasons for South Carolina’s measles outbreak, the second worst in the country. Health and school officials ...

The volunteer organization Ontario School Safety is calling on the provincial government to improve air quality in schools as ...

NPR's Rob Stein explains why covering vaccines is no longer routine science journalism, but a political battleground.

In the dusty, sun-scorched expanse of Northern Nigeria, a silent catastrophe is unfolding that threatens to dismantle the ...