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 ...

World Health Network experts urge WHO to make N95, KN95, or FFP2 respirators the standard for protection for healthcare ...

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 ...

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 ...

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 ...