The flu has killed at least five Illinois children so far this year, and infection rates remain high. Jermont Terry reports.

Dogs lined up in San Francisco to receive free vaccines Monday to combat an outbreak of a highly contagious illness that can be fatal for some canines.

The flu can also cause a general feeling of fatigue or malaise, Ray says, as well as gastrointestinal issues like diarrhea and nausea, especially among children. As with COVID-19, some people also ...

A rapidly-spreading H5N1 avian influenza, otherwise known as bird flu, has been devastating bird flocks and showing signs of ...

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

Even though it is called the bird flu, other animals can catch it, and here is how you can keep your pets safe.