The rules on face masks are straightforward but have become muddled by the changing of guidelines. Initially, it was said that face masks are pointless when worn by the public. However, the World ...

Our first independent lab test of reusable face coverings has revealed that some cloth masks are highly effective at blocking particles, but that basic single-layer masks may not be up to the job. We ...

Picking out your New Year’s Eve outfit? Consider upgrading your face mask while you’re at it. Public health experts are warning that the single-layer cloth masks that have become popular during the ...