A new COVID variant has begun to spread.

In the United States, a new COVID variant has begun to spread. You need to know this information about BA.2.

Just two months ago, new data showed that the first known new coronavirus variant had spread.

Centers for Disease Control and Prevention, the BA.2 variant appears to be on its way to becoming the dominant coronavirus strain.

The WHO classifies BA.2 as a "sublineage" of the extremely contagious omicron variant.

Omicron BA.1 caused the surge in the Northeast in late last year; this is a different strain.

In the beginning, it was referred to as the "stealth variant" because it wasn't as easy to identify as BA.1.

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