SAN FRANCISCO (KGO) -- We're learning more about exactly how federal investigators intercepted fraud involving 39 million N95 masks. Millions of them were set to be purchased by hospitals right here ...

Many people choose to wear an N95 mask as a way to reduce exposure to harmful viruses and airborne toxins or pollutants.

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SAN FRANCISCO -- Millions of masks thought to be located for California healthcare workers won't materialize after all and now federal law enforcement is investigating the suspected fraud. A ...

As the coronavirus pandemic spreads, N95 filtration masks are in short supply worldwide. It remains unclear whether wearing a mask as a prophylactic is necessary, but that isn’t stopping people from ...

As the omicron variant of COVID-19 has surged in Connecticut, experts say masks remain an essential tool to control the spread of the virus. At the same time, the question of which type of mask to ...

Add Yahoo as a preferred source to see more of our stories on Google. An-N95-respirator-mask-sits-on-a-black-tabletop. Filtering face-piece respirators like N95 masks are often a standard piece of ...