Like surgical masks, N95 masks are intended to ... have valves that make them easier to breathe through. But these masks don't filter the air the wearer breathes out. For this reason, they've ...

The coronavirus outbreak around the globe has led to a shortage of protective face masks. The Centers for Disease Control and Prevention says healthcare workers should use homemade masks as a last ...

A hospital in Kent has implemented mask wearing for staff and visitors after a surge in flu cases. Darent Valley Hospital in Dartford is providing surgical masks for visitors to wear unless they are ...