Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according ...

The newer variant of avian influenza that recently infected dairy cattle in Nevada has a genetic change that’s thought to ...

While we often refer to it as "the flu," the influenza virus has several strains, with flu A and flu B considered the most ...

The flu can also cause a general feeling of fatigue or malaise, Ray says, as well as gastrointestinal issues like diarrhea ...

The birds — swans, geese and at least one duck, according to one witness — were collected and disposed of by public works ...

For a second time this season, at least 41 states are reporting high or very high levels of the flu. Here's how to stay safe.