If you’ve put your COVID face masks into retirement, it’s time to start wearing them again if you live in a large region of the United States that could potentially be affected by wildfires — ...

NBC News investigative and consumer correspondent Vicky Nguyen demonstrated on TODAY how effective face masks truly are: She coughed onto petri dishes wearing three different types of face masks ...

World Health Network experts urge WHO to make N95, KN95, or FFP2 respirators the standard for protection for healthcare ...

DURHAM, N.C. -- By now we all know that N-95 masks are better than surgical masks which are better than cloth masks which are better than a scarf or bandana. But are they all better than nothing?

Valve masks are a type of N95 mask with a one-way valve. The novel coronavirus pandemic brought society a new definition of normal which now includes wearing face masks. While the benefits of masks ...