Influenza infections are outpacing COVID-19 cases for the first time since the pandemic. Here are the best ways to stay healthy.

H1N1 virus cases surge in the national capital, with flu-like symptoms overwhelming hospitals. Know its symptoms, spread, and prevention.

The influenza vaccine for the 2024/2025 season provided moderate protection against influenza A and strong protection against influenza B, according to an assessment of interim influenza vaccine effectiveness just published in Eurosurveillance.

It’s not totally clear why flu is hitting so hard this year. One possibility is that it got off to a late start, so the winter holidays arriving and kids going back to school may have fueled a second peak. This year’s flu vaccine provides a similar level of protection as that of recent years, but that protection wanes as the season goes on.

Michigan reports a third instance of HPAI in Monroe County, initiating immediate quarantine and bird depopulation.

Arizona's flu season may have peaked, but the virus continues to cause illness. Here's a look at symptoms to watch for.

Recent outbreaks of highly pathogenic avian influenza (also known as bird flu) have created a need for rapid and sensitive detection methods to mitigate its spread.

Bird flu, or H5N1 avian influenza, has been circulating across North America since 2022, infecting birds, livestock, wildlife, pets, and humans. Despite 70 documented human cases, there are no known instances of human-to-human transmission — but some scientists are starting to worry that it’s only a matter of time.

Poultry producers, disease experts and government officials are now questioning the practice of widespread culling in response to H5N1 bird flu outbreaks.

Feb. 24, 2025 — Knowing where, when and for how long mallard ducks -- natural carriers of avian influenza -- stop and rest as they migrate can help predict the probability that they will spread ...

Bird flu, or avian influenza, has been making headlines as its spread among bird populations continues to increase. Outbreaks are becoming more common,

The Wisconsin Department of Natural Resources is testing additional birds in Adams, Outagamie, Racine and Waukesha counties, DNR Health Section Supervisor Jasmine Batten told the Journal Sentinel. Since December, bird flu has also been detected in wild birds across Wisconsin, including in Dane, St. Croix, Wood and Brown counties.