Commentary: Do Omicron's many sub-variants mean the virus is mutating faster? - CNA
We've had to grapple with Delta and Omicron, but it seems more sub-variants with names like BA.2, BA.4 and BA.5 have emerged quickly. These researchers address the confusion and weigh in on implications of the future of COVID-19.
Alarmingly, even if someone has been infected with the Omicron sub-variant BA.1, reinfection is still possible with sub-lineages of BA.2, BA.4 and BA.5 due to their capacity to evade immune responses… [+1459 chars]
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