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 ...

To keep illnesses at bay, experts recommend venturing out wearing an anti-pollution mask, preferably an N95, to protect ...

Such irritation resolves on its own in most cases. While N95 masks are not needed indoors or during short exposure such as while commuting, a healthy person who has to be outdoors for several ...