If it seems like everyone you know has been sick with the flu lately, you're not alone. The United States is facing what ...

Respiratory syncytial virus is a common, highly contagious illness that often causes mild upper respiratory symptoms, akin to a cold. In babies, particularly those with tiny airways, RSV can cause the ...

Seasonal flu and norovirus are circulating right now. But which illness do you have? Doctors share what to look for when ...

But the flu is different from the common cold, because the common cold virus runs a mild course and is very much contained to ...

Norovirus is commonly referred to as the stomach flu, stomach bug or as the “cruise ship virus” because it’s often the cause ...

A new report suggests that more Americans may be walking around with bird flu − and not even know it. Researchers from the ...

The CDC has terminated a successful flu vaccination campaign educating the public on the efficacy and benefits of flu ...

Cold and flu may seem alike, but knowing their key differences can prevent serious health risks. Learn how to recognize and ...

New Mexico, Texas and Nebraska are among the states with the highest number of people showing flu-like symptoms.

Flu-related hospitalizations are at an all-time high as the virus continues to surge across the state.

A dairy worker in Nevada has reportedly been infected by the killer variant of H5N1 bird flu; analysis shows changes in new ...

A new report reveals that more Americans may have had bird flu without reporting any symptoms. How many cases have been detected in California?