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

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

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

Flu cases are surging this winter—this season is no joke. New data from the Centers for Disease Control and Prevention ...

Illinois is seeing a “notable increase” in hospital admissions for flu cases, according to state health officials, as levels ...

The flu is spreading far and wide across the U.S. – and influenza A is largely to blame. Of all the flu tests reported to the ...

Do these types of flu have different symptoms? And does one cause more severe illness than the other? Experts have been studying influenza for many years now, but there are some ways this virus ...

More than 80 domestic cats have been confirmed to have had bird flu since 2022. Experts say there's a risk that cats could ...

The flu vaccine is developed using data monitored from around the world to predict what the most common strain will be. The ...

Person-to-person transmission remains rare, but Dr. David Hirschwerk provides insight into how to protect yourself from Avian ...