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 ...

How can consumers know how much protection their face covering really offers? A new Duke University study attempts to answer that very question. The study conducted at Duke will help not only in the ...

The study, led by researchers at Mayo Clinic Phoenix and the University of Tulsa (Okla.), involved 100 participants who successfully completed quantitative fit testing while wearing a 3M 1870+ ...