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Faster post-COVID-19 recovery is observed after infection with the Omicron vs earlier variants, regardless of vaccination status.

The omicron relative now dominant in the U.S. is called XEC, which accounted for 45% of variants circulating nationally in the two-week period ending Dec. 21, the CDC said. Existing COVID-19 ...

Health officials in three Bay Area counties ... told local news station KRON4 that the area is mainly seeing cases of the ...

Amid the pandemic, the University of Minnesota Genomics Center (UMGC) and the Metro wastewater treatment plant in St. Paul have been working together to test wastewater for COVID-19 to predict trends ...