/tags/omicron-variant Omicron Variant en-US WLRN Tue, 25 Oct 2022 09:00:42 GMT /health/npr-breaking-news/2022-10-25/omicron-keeps-finding-new-evolutionary-tricks-to-outsmart-our-immunity SARS-CoV-2 is evolving "rapidly," spawning one new variant after another. But omicron continues to dominate, raising new questions about how evolution of the virus is headed. Tue, 25 Oct 2022 09:00:42 GMT /health/npr-breaking-news/2022-10-25/omicron-keeps-finding-new-evolutionary-tricks-to-outsmart-our-immunity Rob Stein /news/2022-09-06/the-new-covid-booster-could-be-the-last-youll-need-for-a-year-federal-officials-say The COVID-19 vaccine strategy may be shifting toward Americans getting yearly vaccinations, like many do with annual flu shots. Tue, 06 Sep 2022 21:53:24 GMT /news/2022-09-06/the-new-covid-booster-could-be-the-last-youll-need-for-a-year-federal-officials-say Rob Stein, Jane Greenhalgh /news/npr-breaking-news/2022-09-05/omicron-boosters-do-i-need-one-and-if-so-when Updated COVID boosters are now available for anyone age 12 or older. The CDC is urging anyone who is eligible to sign up but some vaccine experts say some people might want to wait. Mon, 05 Sep 2022 09:02:17 GMT /news/npr-breaking-news/2022-09-05/omicron-boosters-do-i-need-one-and-if-so-when Allison Aubrey /news/2022-08-31/u-s-clears-updated-covid-boosters-targeting-newest-variants The U.S. Food and Drug Administration authorized on Wednesday an updated formula of the COVID-19 vaccine made by Pfizer and rival Moderna, which target today’s most common omicron strain. Wed, 31 Aug 2022 14:37:29 GMT /news/2022-08-31/u-s-clears-updated-covid-boosters-targeting-newest-variants Lauran Neergaard/Associated Press /news/2022-08-29/unraveling-the-interplay-of-omicron-reinfections-and-long-covid The omicron variant has proved adept at finding hosts, often by reinfecting people who recovered from earlier bouts of COVID. But whether omicron triggers long COVID as often and severe as previous variants is a matter of heated study. Mon, 29 Aug 2022 13:30:00 GMT /news/2022-08-29/unraveling-the-interplay-of-omicron-reinfections-and-long-covid Liz Szabo - Kaiser Health News /news/2022-08-23/pfizer-asks-fda-to-greenlight-new-omicron-booster-shots-which-could-arrive-this-fall Pfizer has submitted data on its bivalent COVID-19 booster shot that specifically targets the latest omicron subvariants. If authorized, the company says the shots could be ready as soon as September. Tue, 23 Aug 2022 13:00:00 GMT /news/2022-08-23/pfizer-asks-fda-to-greenlight-new-omicron-booster-shots-which-could-arrive-this-fall Pien Huang, Will Stone /news/2022-07-21/biden-tests-positive-for-covid-and-shows-mild-symptoms-white-house-says The president "will isolate at the White House and will continue to carry out all of his duties fully during that time," a White House statement said. Thu, 21 Jul 2022 14:45:35 GMT /news/2022-07-21/biden-tests-positive-for-covid-and-shows-mild-symptoms-white-house-says Scott Detrow /news/2022-07-15/the-omicron-subvariant-dominating-u-s-covid-19-cases-is-more-vaccine-resistant The BA.5 strain represented 65% of cases from July 3 to 9, according to data from the Centers of Disease Control and Prevention. Fri, 15 Jul 2022 13:50:00 GMT /news/2022-07-15/the-omicron-subvariant-dominating-u-s-covid-19-cases-is-more-vaccine-resistant Ayana Archie /news/2022-07-11/a-new-dominant-omicron-strain-in-the-u-s-is-driving-up-cases-and-reinfections BA.5 is now the dominant omicron strain in the U.S. It's good at evading the immune system, though doesn't appear to cause more serious illness. Mon, 11 Jul 2022 11:08:43 GMT /news/2022-07-11/a-new-dominant-omicron-strain-in-the-u-s-is-driving-up-cases-and-reinfections Allison Aubrey, Rachel Treisman /news/2022-06-08/moderna-says-its-new-vaccine-booster-shows-superior-response-to-omicron The "bivalent" vaccine — meaning it targets two different antigens — is Moderna's leading candidate to have an effective booster ready for fall of 2022, the company said. Wed, 08 Jun 2022 15:05:40 GMT /news/2022-06-08/moderna-says-its-new-vaccine-booster-shows-superior-response-to-omicron Bill Chappell