As the U.S. flu season winds down, health officials say the flu vaccine didn’t work very well. It had one of its worst effectiveness rates in more than a decade.

The US FDA’s vaccine advisors have recommended that three new influenza strains be included in next winter’s influenza vaccine, aiming in part to tamp down illness caused by subclade K, a mutated form ...

WHO announces updated influenza vaccine strains for the 2026–27 northern hemisphere season, reflecting evolving flu virus ...

FDA advisers recommend fall flu shot changes to include the new subclade K H3N2 variant for the 2026-27 season, improving vaccine relevance.

A Food and Drug Administration advisory committee voted Thursday to recommend including a viral strain of the flu, subclade k, in vaccines beginning this fall. It's something that the World Health ...

Moderna said it met with the FDA on Tuesday to discuss the vaccine and afterward, the U.S. regulator accepted a revised ...

WASHINGTON (AP) — It’s time to get a flu vaccine, and pediatricians are urging people to get them after last winter, when the U.S. saw the most flu-related child deaths in 15 years. October is the ...

With the reversal from the FDA, Moderna said it is aiming to make the vaccine available for the 2026-27 flu season.

CDC data suggest adult vaccination rates are up slightly this season, to 46.5%. An estimated 48% of U.S. kids were vaccinated ...