"While Omicron does appear to be less severe compared to Delta, especially in those vaccinated, it does not mean it should be categorised as mild," Dr Tedros told a press conference on Thursday.
"Omicron has an unprecedented number of spike mutations, some of which are concerning for their potential impact on the trajectory of the pandemic," the WHO said. Speaking on Monday, Dr Tedros ...
The XBB.1.5 subvariant — nicknamed ‘Kraken’ — is arguably the most genetically rich and most transmissible SARS-CoV-2 omicron subvariant yet. News Wrap: Russia shells Bakhmut in eastern ...
CDC Director Dr. Rochelle Walensky said Wednesday that she expected reports of omicron cases in the U.S. to increase in the coming days. The "variant of concern" has been detected in at least 36 ...