As flu season ramps up in the U.S., influenza is not as simple as it first appears, with several different strains in play.

COVID-19, influenza, RSV, and norovirus—have created what experts are calling a "quad-demic" in the U.S. Here's what to know ...

Genetic analysis of H5N1 bird flu virus that infected a Canadian teenager shows 'worrisome' mutations, new studies reveal.

Though the bird flu has spread across multiple states in cattle and other birds, infections in mammals remain low, according ...

The CDC says the risk of bird flu to the general public is low, but public health experts say they are worried the virus ...

No human cases have been reported in New York but the virus was very common among certain wild birds on Long Island in 2022 and 2023.

More should be done to control the spread of bird flu among animals to avoid more cases in humans, the World Organisation for ...

The Louisiana patient was hospitalized with a severe case of bird flu in the first death in the U.S. caused by the H5N1 virus ...

The first person to have a severe case of H5N1 bird flu in the United States has died, according to the Louisiana Department ...

As the seasonal flu picks up, there are even more opportunities for the bird flu to acquire mutations as the different influenza viruses mix. A 13-year-old girl in British Columbia who was ...

The Louisiana Department of Health reported that a 65-year-old man who was hospitalized with the bird flu (highly pathogenic ...