Flu activity has ticked back up slightly in the U.S., thanks to a very small increase in infections caused by influenza B — ...

The CDC has 1 million participants in its travel bio surveillance program, 'marking a significant milestone in the United ...

With about four months remaining into the flu season, Denver7 is getting answers about the measures hospitals are taking to stymie health care-related flu infections.

Since it was first detected in the U.S. in 2014, H5N1 avian influenza, commonly known as bird flu, has jumped from wild birds ...