Researchers have tested a variety of popular hacks for improving the fit of KN95 and surgical masks, and found that while some hacks do improve fit, they can also come at the cost of the wearer's ...

As students return to school and employees head back to the office all with new safety protocols likely including wearing a mask, a new study from Duke University explores which masks are more ...

Results of a new study by environmental health scientists at the University of Massachusetts Amherst suggest that inexpensive cloth masks worn by people who hope to reduce their exposure to air ...