Learn more about seasonal flu, including where to get a flu vaccine and how to treat seasonal flu.

Loscher says there’s no evidence to suggest that a flu jab wouldn't last the entire season and this is why we don’t get a flu ...

A particularly infectious subvariant of influenza is keeping emergency room numbers high and causing especially severe ...

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

A new flu strain has been detected, with the variant dubbed influenza A subclade K. How severe is the strain and does the ...

The San Francisco Department of Public Health announced the first two flu-related deaths recorded in the city this ...

Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...

The IDPH classified the state as having “very high” levels of flu, the most since 2009-10. Illinois sees its worst flu season ...

Flu activity falls 3rd week as CDC reports lower hospitalizations and test positivity, though pediatric cases remain high this season.

Medical experts debunk flu shot myths: vaccines use inactive virus that cannot cause illness. Discover what side effects ...