While COVID levels are moderate and respiratory syncytial virus, or RSV, levels are low in Illinois, hospital admissions are ...

New data released by the Centers for Disease Control and Prevention on Monday shows a massive spike in flu activity ...

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

Approximately 80% of active flu cases are an unexpected strain of Influenza A virus that health officials are calling a super ...

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

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

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

Subclade K has become the dominant form of flu and is slightly different from the virus targeted by this year’s flu vaccine.

The most significant illness circulating right now is influenza, according to the Illinois Department of Public Health and ...

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