With measles outbreaks, flu spikes, and COVID as a seasonal threat, learn key differences between these contagious diseases, ...

The current flu season has seen the highest rate of doctor’s visits for flu-like symptoms since the US began collecting data through a national surveillance network. CNN is tracking these case rates ...

Influenza cases in Virginia are climbing again after weeks of downward trends, according to the latest data from the Virginia ...

The number of people getting sick with influenza B has gone up for three weeks straight, now making up about a third of flu cases nationwide.

After a record-breaking spike in influenza cases across Colorado in late December and early January, health officials and pharmacists are warning residents not to let their guard down.

Patients with advanced cancer receiving influenza vaccination during immunotherapy had longer survival in a Swedish study, with no increase in immune-related toxicities.

The Food and Drug Administration rejected Moderna's new flu shot. This raises questions about what it means for the future of vaccine development.

TODAY, GOVERNOR JOSH SHAPIRO, ALONG WITH LAWMAKERS, ARE PLANNING TO DISCUSS HOW THE STATE PLANS TO HELP FARMERS WHO ARE AFFECTED BY THE AVIAN FLU. WE’LL KEEP YOU UPDATED ON WHAT COMES OUT OF THAT ...

Bioengineered yeast could revolutionize avian flu vaccines with shelf-stable protection. Discover how this innovative ...