Is COVID making a comeback? BA.5 subvariant threatens a new wave of disease in the U.S. - The NYT
According to U.S. federal estimates, the Omicron subvariant, known as BA.5, is now dominant in the states. Its resistance to existing vaccines could cause a new outbreak of the virus.
Despite the mild symptoms of the BA.5 and BA.4 subvariants, both viruses pose a serious threat. Immunity from other COVID-19 variants is ineffective against them, which means worldwide loosening of restrictions could play another cruel trick on the economy.
