Nasal vaccines offer convenience and another option for those wary of needles, but traditional vaccines are best for young ...

Flu is surging across most of the U.S.

U.S. flu cases are surging partially because of a new strain named "subclade K," that is not well covered by this year’s flu vaccine. Doctors still recommend getting the flu vaccine as it can reduce ...

As influenza spreads through towns and cities in the DMV and beyond, so is vaccine hesitancy. Respiratory illness activity in ...

Subclade K (previously known as J.2.4.1) is gaining attention because it appears to be spreading much earlier in the flu ...

Over the holidays, U.S. flu cases skyrocketed. Weekly hospitalizations from the virus went from under 7,000 at the start of December to over 33,000 by the last week of 2025, surpassing rates of the ...

The flu season is ramping up in a big way as an influenza A H3N2 mutation called subclade K drove a near 15% increase in clinical lab tests and a hospitalization rate of 11 people per 100,000, ...

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 ...

Flu season is officially underway in the U.S. — a time marked by cold weather, tissues, aches and pains. While coming down with the flu is never ideal, this year a newly emerged version of Influenza A ...

Influenza A H3N2 subclade K has driven flu cases across the country, with 52 counties in Florida seeing increases over the past week. While the current flu vaccine might be a "mismatch," it still ...