U.S. regulators have cleared a third updated COVID-19 vaccine for this fall, shots made by Novavax Inc. Already, Pfizer and Moderna are shipping shots modified to better match more recent strains of the ever-evolving coronavirus. Those doses can be used in adults and children as young as 6 ...

WASHINGTON (AP) — U.S. regulators approved updated COVID-19 vaccines on Thursday, shots designed to more closely target recent virus strains — and hopefully whatever variants cause trouble this winter, too. With the Food and Drug Administration’s clearance, Pfizer and Moderna are set to ...

COVID-19 hasn't gone away, and data from the Centers for Disease Control and Prevention suggests it's on the upswing around the country. "We've seen these summer increases every summer that COVID-19 has been with us," said Dr. Amesh Adalja, a Johns Hopkins University infectious disease ...

NEW YORK (AP) — Americans who test positive for COVID-19 no longer need to stay in isolation for five days, U.S. health officials announced Friday. The Centers for Disease Control and Prevention changed its longstanding guidance, saying that people can return to work or regular activities ...

NEW YORK (AP) — The flu virus is hanging on in the U.S., intensifying in some areas of the country after weeks of an apparent national decline. Centers for Disease Control and Prevention data released Friday showed a continued national drop in flu hospitalizations, but other indicators were ...

GENEVA (AP) — The head of the U.N. health agency said Wednesday holiday gatherings and the spread of the most prominent variant globally led to increased transmission of COVID-19 last month. Tedros Adhanom Ghebreyesus said nearly 10,000 deaths were reported in December, while hospital ...