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.

(NEXSTAR) – As we get deeper into flu season, a new type of the influenza virus has been identified, the Centers for Disease Control and Prevention confirms. The new strain is a variation of influenza ...

It's flu season in Massachusetts, and most sick Bay Staters are coming down with Influenza Type A, according to recent health data. During the week of Dec. 28, 2025, to Jan. 3, 2026, there were 7,514 ...

Wastewater surveillance may be able to predict flu outbreaks and distinguish which strain is predominant roughly a week ...