omicron variant

WHO: XBB.1.5 is most transmissible omicron subvariant yet
XBB.1.5 makes up an estimated 75% of new COVID-19 cases in the Northeast.
COVID subvariants: What to know and should you be concerned?
Updated COVID boosters now available in Chicago
US clears updated COVID boosters targeting newest omicron strain
New strategy for newly updated COVID booster amid variant surge
Health officials warn of another possible pandemic wave
Why is the BA.5 COVID-19 variant so contagious?
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COVID cases undercount leave US with blind spot amid BA.5 spread
Americans keep getting reinfected with COVID, data shows
Pfizer: COVID vaccine for kids 6 months to 5 years old 80% effective
COVID reinfection likely to become more common, experts say
Why some get COVID even after being vaccinated, double-boosted
Is the US about to experience another COVID uptick? What experts say
When to use your at-home COVID test
As omicron variant surge declines, Chicago experts monitor subvariant
Experts explain what's making omicron's subvariant more contagious
Scientists monitoring new omicron subvariant BA.2
TX Mom shares story of son's 'scary' battle with COVID complications
Omicron-specific COVID-19 vaccine starts clinical trials
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More Stories
COVID subvariants: What to know and should you be concerned?
Updated COVID boosters now available in Chicago
US clears updated COVID boosters targeting newest omicron strain
New strategy for newly updated COVID booster amid variant surge
Health officials warn of another possible pandemic wave
Why is the BA.5 COVID-19 variant so contagious?
COVID cases undercount leave US with blind spot amid BA.5 spread
Americans keep getting reinfected with COVID, data shows
Pfizer: COVID vaccine for kids 6 months to 5 years old 80% effective
COVID reinfection likely to become more common, experts say
Why some get COVID even after being vaccinated, double-boosted
Is the US about to experience another COVID uptick? What experts say
When to use your at-home COVID test
As omicron variant surge declines, Chicago experts monitor subvariant
Experts explain what's making omicron's subvariant more contagious
Scientists monitoring new omicron subvariant BA.2
TX Mom shares story of son's 'scary' battle with COVID complications
Omicron-specific COVID-19 vaccine starts clinical trials
Show More
Show Fewer
More Videos
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