Federal health officials say a dairy worker in Nevada has been infected with a new type of bird flu that’s different from the ...

Data on flu test positivity and Tamiflu prescription fills show that influenza activity has already surpassed the past 7 ...

The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.

Influenza A — a nasty flu strain that fueled the 2009 flu epidemic — has been landing Ohioans in the hospital since the ...

Eleven states are experiencing very high levels of flu and some schools have been closed by the burden on students and staff.

Unlike in some other states, there have not been any confirmed cases of avian influenza in domesticated birds or humans in ...

Low vaccination rates may be contributing to the spread of flu, but data suggests the number of cases so far this season is ...

More than 24 million people have had seasonal flu this season, according to estimates from the Centers for Disease Control ...