The BA.5 omicron subvariant, which is now the most prevalent coronavirus strain in the United States, is four times more resistant to COVID-19 vaccines, according to a new study.
The strain, which is considered “hypercontagious,” according to the Mayo Clinic, is more defiant against messenger RNA vaccines, which include Pfizer and Moderna.
The BA.5 strain represented 65% of cases from July 3 to 9, according to data from the Centers of Disease Control and Prevention.
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