Subclade K is causing plenty of misery this winter. Here's what to know.
Several states have reported their first pediatric flu deaths this week.
Subclade K could fuel one of the worst flu seasons seen in recent history.
The UK is facing a surge of hospitalizations fueled by the novel variant subclade K. And the U.S. is likely next.
In a large-scale trial, modRNA was significantly better at preventing confirmed flu cases than a typical seasonal flu shot.
Scientists are warning that this winter's flu vaccine will be less effective against an emerging variant of H3N2 flu named subclade K.
There are already reasons to be worried about next winter's flu season.
At least 11 children in the U.S. have died from influenza-associated acute necrotizing encephalopathy since October 2023, a new study shows.
Trials suggested the dual shot was as or more effective than separate vaccines.
A new trial suggests a combination vaccine may offer equal or better protection against both flu and covid-19 compared to current vaccines.