It's not just a spike but a "high severity" of flu cases nationwide for the first time in several years, according to the CDC ...

Flu season typically ends in May, which means it isn’t too late for a flu shot. (Just remember that it takes a couple of ...

Yahoo News provides the latest updates on the spread of bird flu in the U.S. and its effect on rising egg prices and ...

The volume of recent flu infections and related hospitalizations is higher than what Sonoma County epidemiologists have ...

A potent flu season is packing another powerful punch for area residents with cases more than tripling in recent weeks, the ...

Influenza levels in the US are the highest they've been in 15 years amid winter weather and a second wave of the virus.

Suspicions that there may be more bird flu going around undetected were backed by a voluntary serosurvey among veterinary ...

The surge has come at a time when numbers are usually dropping off. It's the worst in 15 years, says one New Jersey doctor.

Data shows that flu cases in Georgia remain high, but vaccination rates are lower than in the past. Atlanta doctors say it's not too late to get vaccinated.

While we often refer to it as "the flu," the influenza virus has several strains. Here's what to know about the two most ...

State health leaders in Massachusetts are raising concerns about the flu, which is reaching rates that haven't been seen in ...

With flu and other winter illnesses on the rise, hospitals around New Hampshire say they have plans in place to accommodate ...