A pharmacist prepares doses of the Moderna COVID-19 vaccine in Hagerstown, Md., Feb. 22, 2022. (Kenny Holston/The New York Times) As the omicron coronavirus surge subsides, researchers are keeping an eye on a highly transmissible subvariant known as BA.2. Although it does not appear to have the capacity to drive a large new wave of infections, the variant could potentially slow the current decline of COVID cases and make treatment more difficult. Here’s what we know so far about BA.2. It’s… Source link
Read More »What’s Known About the BA.2 Variant
