It’s time to up your mask game.
With new, more contagious strains of the coronavirus spreading in the U.S., and transmission levels still very high in many places, some public health experts recommend that Americans upgrade from the basic cloth masks that many have been wearing during the pandemic.
“A cloth mask might be 50% effective at blocking viruses and aerosols,” says Linsey Marr, a researcher at Virginia Tech who studies airborne virus transmission. “We’re at the point now … that we need better than 50%.”
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