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P95 and N95 are rating classifiers for masks manufactured to keep people from inhaling dust and other small particles in ...

Canadian wildfires are causing poor air quality across parts of the U.S., posing a health danger to millions of people. Experts say the air is especially harmful for more vulnerable populations, ...

CLEVELAND, Ohio -- What is the protocol for continuing to wear a mask in public? Lately, I have found myself wearing a mask in public, not because I have COVID but because it makes me feel a sense of ...

This is a bit of a rhetorical question. It's based on the simple fact that the percentage of the population wearing a mask in public in July 2022 was; 86% in Japan; 43% in the U.S.; 21% in the U.K., ...