The BA.2 subspecies of omicron has become the dominant strain in the United States.
The U.S. Centers for Disease Control and Prevention (CDC) said on Tuesday (March 29) that omicron subspecies BA.2 has become the dominant strain of the virus. has spread in the United States The report states that The proportion of this subspecies of omikron virus continues to increase. This is due to the increased infectivity compared to the original omikron strain.
In addition, omicron virus subspecies BA.2 accounted for 54.9 percent of the total number of confirmed cases of COVID-19. New cases in the week ending March 26, up from 39 percent the week before and 27.8% in the previous two weeks. about 30% more than the original strain of Omikron virus BA.1
Picture from: AFP