Jessica Karl, Columnist

You May Have Been Wearing Your Mask Wrong the Entire Pandemic

We can help with that.

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Photographer: Dan Kitwood/Getty Images Europe
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Early in the pandemic, the CDC said we didn’t need to wear masks. Not long after that, it said we did. Then in May, it said fully vaccinated individuals could take their masks off in most public settings. Two months later, it revised that guidance too.