The country's first-ever H5N5 bird flu case has been confirmed in Washington State, where a resident is hospitalized with a ...

A new strain of influenza A, called H3N2, has caused a spike in infections in other countries, including areas of the ...

Health experts recommend everyone ages 6 months and older get an annual flu vaccine. For those averse to needles, there’s a ...

Trends complicating 2025 flu season include a new H3N2 variant, declining vaccination rates, and ongoing measles outbreaks impacting hospitals.

A mutated strain of the flu is surging worldwide, sparking concerns about a severe flu season in the U.S. Here's what to ...

A person in the US has been infected with a form of avian influenza - commonly known as bird flu - never reported in humans ...

The U.S. may be entering another rough winter for flu, according to early data. The first clue to what may be in store is what influenza did during the Southern Hemisphere's winter. That often ...

The United States is bracing for the possibility of a severe flu season, fueled by the emergence of a mutated influenza ...

A man in the United States has become the first person known to be infected with the H5N5 strain of bird flu, health ...

New details from health officials suggest the whooping cough surge may be part of a national pattern driven by slipping ...

"Unlike the more familiar H5N1 strain, H5N5 infections in humans are extremely rare. This strain is known for its genetic ...

Health officials said the US man keeps a mixed backyard flock of domestic poultry that had been exposed to wild birds.