The CDC estimated there have been at least 7.5 million illnesses in the U.S., 81,000 hospitalizations and 3,100 deaths from ...

Subclade K, which is circulating in Arizona, has been dubbed a 'super flu' but some experts say that's not an accurate ...

Much of the country is facing record flu cases thanks to a new strain of the virus. And the "subclade K" variant is likely ...

Much of the concern this flu season is coming from the spread of subclade K, a subtype of influenza A. Similar subtypes have historically caused more hospitalizations and deaths than other strains.

A new flu variant fueling a fast-paced rise in cases across the state has brought with it some symptoms unlike those many ...

Dubbed the "super flu," the CDC has alerted Florida, and 29 other states are now in the top tier of “very high” flu activity.

A lot of Illinoisans are entering 2026 with an illness. Some virus levels have sparked warnings from state health officials ...

The “super flu” is a variant of influenza A H3N2 called subclade K. Historically, similar variants have caused more severe ...

Reading recalls the subclade-K variant emerged towards the end of Australia and New Zealand's typical flu season, circulating ...

A new flu variant, subclade K, is driving an uptick in cases across the U.S. and prolonging influenza seasons in other parts of the world.

A newer COVID-19 variant may be causing a severe sore throat in some people who contract the infection. The variant, known as NB.1.8.1, has been nicknamed by some as "razor blade throat" due to the ...

Norovirus, the highly contagious stomach bug that causes vomiting and diarrhea, is surging again. Here's what to expect and ...