The flu is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and lungs. It can cause mild to severe illness, and at times can lead to death. The best way to ...

Despite variations by age group and influenza virus type, the 2023-2024 influenza vaccine was protective against outpatient illness in pediatric and adult patients.

A dangerous bird flu, in other words, was suddenly circulating in mammals—mammals with which people have ongoing, extensive ...

One of the worst flu seasons in years will linger this spring, CDC warns - The current flu season is one of the worst the U.S ...

COVID, flu and RSV levels have already hit their peaks. (Pollen levels and springtime allergies are a whole different story.) ...

One year ago, the first bird flu infection in a human in the United States was reported in a Texas dairy worker. There have ...