SAN FRANCISCO (KGO) -- As multiple large wildfires rage in the Bay Area, we now need to mask up for another reason. Air quality in parts of the Bay Area was the worst in the world Wednesday, with much ...

The Delta variant has become the dominant strain of COVID, now accounting for more than 93% of all cases in the U.S., mostly among the unvaccinated population. The Centers for Disease Control and ...

You might not know it, but the N95 respirator actually has a close cousin. One variation of the mask has an exhalation valve right in front of the mouth. It’s a one-way trip for airflow. When you ...

WASHINGTON, November 10, 2020 -- If you have seen someone wandering around the grocery store or elsewhere with a mask with a valve on it and wondered how safe it is for you, you were right to be ...

The N95 masks are becoming more and more limited, which would be risky for people in the frontline of it all. Several states in the United States require their citizens always to wear masks at all ...

In some states and major cities, it’s now mandatory to wear a mask in public to prevent the spread of COVID-19. That mask could be anything from a handkerchief to a designer cotton mask to a ...

Forbes contributors publish independent expert analyses and insights. I write about the brain and the body but sometimes other things. New videos show how the N95 masks with an exhalation valve ...

Caroline Roberts writes articles and notifications for CNET. She studies English at Cal Poly, and loves philosophy, Karl the Fog and a strong cup of black coffee. But it's important to understand that ...

The Indore administration on Thursday banned use of N95 masks — those with valve respirators — with immediate effect. Violators will be fined Rs 100. Representative image INDORE: The Indore ...