As millions of Americans hit the road or take to the skies for the holidays, another seasonal traveler is picking up speed: influenza.

Tis the season for getting sick. Here's what to know about the pathogens circulating in the U.S. this December and how to ...

It is not yet clear whether the new H3N2 Flu A subclade K subvariant will reduce the efficacy of the flu vaccine this season.

Doctors and officials say it’s not too late to get a vaccine during what’s being called an unprecedented season ...

While the days around Christmas and New Year’s Day can bring a lot of positive moments and memories with family and friends, ...