New BA.2 COVID-19 Subvariant: Symptoms ‘Not More Severe’ Than BA.1

A new subvariant of SARS-CoV-2, this one dubbed BA.2, has taken over from all the other strains in the U.S., according to the U.S. Centers for Disease Control and Prevention (CDC).

According to a recent article in the Scientific American, BA.2, currently “accounts for nearly 55 percent of all new SARS-CoV-2 infections in the U.S., according to latest data from the Centers for Disease Control and Prevention.”

The good news, according to the outlet, is that the “disease symptoms caused by BA.2 are not more severe than those caused by BA.1 in vaccinated people or people...