NPR Coronavirus Updates

Worried About Coronavirus Variants? Here's What You Need To Know

By Rob Stein
Published March 3, 2021 at 3:00 AM MST
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Scientists are spotting new coronavirus variants almost on a daily basis. So far public health experts are still most worried about three important ones.

Copyright 2021 NPR

NPR Coronavirus Updates
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Rob Stein
Rob Stein is a correspondent and senior editor on NPR's science desk.
See stories by Rob Stein