The Centers for Disease Control and Prevention says you should double up on wearing masks. University of North Carolina researchers put that idea to the test, running trials to see how much extra ...

A team of researchers studying the effectiveness of different types of face masks has found that in order to provide the best protection against COVID-19, the fit of a mask is as important, or more ...

University of Minnesota researchers are dangling the irresistible lure of free string backpacks at the Minnesota State Fair to study how masks fit different faces differently and offer varying ...

In the Before Times, you just needed to check that you had your keys and wallet to head out of the house. During the past year, yet another essential item has been added to your out-the-door routine — ...