Experts have made it clear: Cloth masks are no longer good enough as the omicron coronavirus variant spreads. Instead, they recommend upgrading to a KN95 or N95 mask as they offer better protection ...

For almost two years, masking up has been a fundamental part of America's COVID-19 prevention tactics. But a post on social media claims the type of mask that many wear to prevent the spread of the ...

As COVID-19 cases rise again in the United States with the emergence of the omicron variant, people are focusing on things they can do to best protect themselves against COVID-19. Public health ...

World Health Network experts urge WHO to make N95, KN95, or FFP2 respirators the standard for protection for healthcare workers, not inferior surgical masks.

Correction: An earlier version of this story included a factually inaccurate quote about the restrictiveness of N95 masks. The researcher later said he misspoke, and the story has since been updated ...

COVID cases are hitting record numbers — on Monday, for example, more than one million new coronavirus cases were recorded in the U.S. alone — with the CDC estimating that for the week ending January ...