Bird flu is now believed to be widespread in Massachusetts and is likely present even in places where there has not been a confirmed positive, state environmental and health officials said Wednesday.

Doctors in Massachusetts are seeing more children end up in the hospital with flu-related brain complications. It’s not yet clear from national data whether the number of serious flu-related ...

According to the Massachusetts Department of Public Health, last week more than 10% of patient visits were related to the flu. Plus, nearly 7% of hospitalizations in the state are flu-related and ...

Cases of respiratory illnesses related to the flu and RSV are spiking in Massachusetts; Right now, the CDC has the problem rated as "high" in the Bay State ...

CHICOPEE, Mass. (WWLP) – We are seeing flu case numbers spike upward through the U.S., including here in Massachusetts. The ...

Massachusetts isn’t alone. Flu activity is high and increasing across the country, according to the Centers for Disease Control and Prevention.

RNA-1010 demonstrated superior relative vaccine efficacy that was 26.6% (95% CI; 16.7%, 35.4%) higher than a licensed ...

Andrew Vitz, the state ornithologist at MassWildlife, said the current strain of bird flu impacting Massachusetts arrived in North America by wild birds in late 2021.

Bird flu has killed at least four snowy owls in Massachusetts in recent weeks, adding the graceful white and black-patterned predators to its victims as it sweeps through the wild bird population.

Flu is surging in Massachusetts. State numbers show more cases than in at least five years. Some doctors say it's more severe and is lasting longer than usual. Vaccination rates are down in ...

Massachusetts officials report that H5N1 is widespread among wild birds. There have been no confirmed human cases of bird flu so far in Massachusetts. Pets should be kept on a leash when outside.