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.

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

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 ...

Although the Centers for Disease Control and Prevention (CDC) classifies the current flu season as “moderate,” at least 90 children have already died of influenza. Among the children who died and were ...

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

An FDA advisory committee voted to recommend including a viral strain of the flu, subclade k, in vaccines beginning this fall ...

A long-running debate in vaccine design revolves around whether a vaccine should be optimized to prevent the virus from ...

Flu activity in Wisconsin is currently very high, yet vaccination rates have dropped by 10% since last year. Medical experts state the flu vaccine is safe, effective, and has been administered since ...

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

Flu season might be winding down — but don’t stash the tissues just yet. A little-known respiratory virus with no vaccine or treatment has been quietly picking up steam since the start of winter, ...