Out of all the different face masks you can choose from, one type is the most protective, according to the Centers for Disease Control and Prevention: N95 respirators. They’re designed to filter ...

The agency recommends different tiers of mask effectiveness in protecting individuals from COVID-19, with N95 masks as the most effective. KF94, KN95, double masks and fitted surgical masks are in ...

Still, the masks — called N95 filtering facepiece respirators — may still offer protection against the coronavirus even after their expiration date, according to experts. "N95 masks really don ...