NEW YORK — As the U.S. flu season winds down, health officials say the flu vaccine didn’t work very well, with one of its worst effectiveness rates in more than a decade. A new strain that dominated ...

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 ...

Flu has come early this year and experts predict it could be a particularly nasty season because a new strain of the virus is circulating. The NHS has already sent out a "flu jab SOS" to vulnerable ...

Researchers found that the relative efficacy of the modRNA vaccine was 34.5% against influenza-like illness compared with the control vaccine, on the basis of 57 and 87 cases in the modRNA and control ...

The Food and Drug Administration is refusing to consider Moderna's application for a new flu vaccine made with mRNA technology, the company said.

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 ...

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

In a Phase 3 trial of more than 18,000 volunteers across three countries, an mRNA influenza vaccine from Pfizer has outperformed standard seasonal flu shots by 34.5%. It's yet another sign that this ...