Prominent public health officials have increasingly highlighted the limitations of cloth face masks, pushing for more effective respirator masks such as N95s as omicron engulfs the United States, a ...

More data and public health experts say the quality of face masks can vary widely. That’s being emphasized now as the omicron variant has been found to be significantly more transmissible than ...

Single-layer cloth masks may not provide adequate protection against the very infectious omicron variant of COVID-19, according to a recent Wall Street Journal report. Many infectious disease experts ...

Your cloth face mask isn't protecting you against the coronavirus variant omicron, health officials say. As common as cloth face masks have become, health experts say, they do little to prevent tiny ...