Sub-variants of the coronavirus, which were behind recent waves in South Africa and Portugal, now make up an estimated 13% of cases in the United States. The early-rate deadline for Fast Company's ...
Omicron BA.2 update: This CDC tracker and map shows where ‘stealth’ variant is spreading in the U.S.
The variant of omicron known as BA.2 is set to rapidly cause a new wave of infections in the U.S. in the coming weeks, according to health experts and data from the Centers for Disease Control. BA.2 ...
A COVID-19 variant with a catchy nickname is causing concern, despite making up a small fraction of current cases.
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