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A nother summer, another COVID warning. Health officials and The World Health Organization (WHO) are reporting that the new ...
Variant NB.1.8.1 accounted for 0% of U.S. cases in April. By mid-June, it was estimated to be the cause of around 37% of ...
Nimbus (NB.1.8.1) is a descendant of the Omicron variant, and was first detected in January 2025. Since then, it has spread ...