But Dr. Rochelle Walensky said the delta variant remains the chief concern. With the omicron variant now detected in at least 16 states in the U.S., Centers for Disease Control Director Dr. Rochelle ...

WASHINGTON -- While the new omicron variant of the COVID-19 virus has not yet been detected in the United States, it will "inevitably" arrive, Dr. Anthony Fauci said Sunday. "We all know when you have ...

Addressing the American citizens from the White House, Biden said on Tuesday, “If you're unvaccinated, you're at a high risk of getting sick. And if you get sick you're likely to spread it to others, ...

The US Food and Drug Administration (FDA) has authorized new mRNA vaccine booster shots targeting the BA.4 and BA.5 Omicron variant of SARS-CoV-2. The authorization marks the first updated COVID-19 ...

The Omicron variant has now been detected in at least five states, after multiple states announced their first cases of the strain on Thursday night. At least 10 total cases have now been reported in ...

Even as the omicron COVID-19 variant continues to sweep the globe, scientists are now monitoring a new mutation of omicron, dubbed BA.2. The World Health Organization maintains that BA.2 is not a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Over Labor Day weekend, pharmacies across the country began ...

The U.S. national public health agency said on Friday that Omicron subvariants BQ.1 and BQ.1.1 were estimated to account for about 44.2% of COVID-19 cases in the country for the week ending Nov. 12, ...

And then, the day after the turkey, the pandemic delivered a big new surprise. Researchers in Botswana and South Africa alerted the world that a highly mutated version of the virus had emerged and was ...

According to the latest modeling from the Centers for Disease Control and Prevention (CDC), a pair of Omicron subvariants (BQ.1 & BQ.1.1) now account for half of all SARS.CoV.2 infections in the ...

There’s still time to “enhance our preparedness” with vaccinations, he said. While the new omicron variant of the COVID-19 virus has not yet been detected in the United States, it will "inevitably" ...

The dominant variant of the coronavirus has proved to be not only staggeringly infectious, but an evolutionary marvel. By Carl Zimmer By November 2021, nearly two years after the coronavirus emerged ...