Associated Press The U.S. is urging that everyone 12 and older get a COVID-19 booster as soon as they’re eligible, to help fight back the hugely contagious omicron mutant that’s ripping through the country. Boosters already were encouraged for all Americans 16 and older, but Wednesday ...

AP Science Writer Why are so many vaccinated people getting COVID-19 lately? A couple of factors are at play, starting with the emergence of the highly contagious omicron variant. Omicron is more likely to infect people, even if it doesn’t make them very sick, and its surge coincided with ...

Associated Press WASHINGTON — President Joe Biden urged concern but not alarm Tuesday as the U.S. set new records for daily reported COVID-19 cases and his administration struggled to ease concerns about testing shortages, school closures and other disruptions caused by the surging omicron ...

AP Medical Writer The U.S. is expanding COVID-19 boosters as it confronts the omicron surge, with the Food and Drug Administration allowing extra Pfizer shots for children as young as 12. Boosters already are recommended for everyone 16 and older, and federal regulators on Monday decided ...

AP Medical Writers Pandemics do eventually end, even if omicron is complicating the question of when this one will. But it won’t be like flipping a light switch: The world will have to learn to coexist with a virus that’s not going away. The ultra-contagious omicron mutant is pushing ...

Associated Press WASHINGTON — As the COVID-19 omicron variant surges across the United States, top federal health officials are looking to add a negative test along with its five-day isolation restrictions for asymptomatic Americans who catch the coronavirus, the White House’s top medical ...