Nearly a year into the pandemic, we’ve accumulated a lot of information from scientists about the most effective face masks for protecting ourselves and others from COVID-19. But it doesn’t ...

Amid a shortage of medical-grade face masks, such as surgical masks (loose-fitting, disposable masks that block large droplets but don’t filter small particles) and N95 respirators (tight ...

not necessarily "face masks." So what's the difference? A face covering can be any cloth that encloses the nose and mouth, including a scarf or bandanna wrapped around the face. A face mask refers ...