Dec 23, 2021
To block omicron, wear an N95 or other high-filtration mask : Shots
To block omicron, wear an N95 or other high-filtration mask : Shots
A firefighter tests the seal on his N95 mask at the start of his shift in Glen Burnie, Md. With the spread of omicron, experts say to wear high-filtration respirators in public indoors spaces for the best protection. Alex Edelman/AFP via Getty Images hide caption toggle caption Alex Edelman/AFP via Getty Images A firefighter tests the seal on his N95 mask at the start of his shift in Glen…
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