Last year there were 207 pediatric deaths attributed to the flu, NBC News reported. The CDC said the number of cases is ...

Flu infections are at or near their highest levels in at least 15 years and are still rising, the Centers for Disease Control and Prevention says.

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

A dairy worker in Nevada has been infected with a strain of H5N1 bird flu—genotype D1.1—that has newly spilled over to cows, ...

Colorado is experiencing "very high" flu activity, according to the Centers for Disease Control and Prevention's (CDC) weekly ...

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

The CDC confirmed a case of a new strain of bird flu in a dairy worker who contracted the virus from infected cows on a ...

Flu cases are surging across the nation, closing nearly a dozen schools and swamping hospitals in some states. At least 24 ...

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