H5N9 is “not commonly seen in poultry in general,” says Eman Anis, assistant professor at the University of Pennsylvania ...

"This type of prevention can be very useful in controlling infection outbreaks and containing the bird flu pandemic," said an ...

Bird flu cases are still rising in the U.S. as the virus continues to devastate poultry farms. More than 145 million chickens ...

N ow that bird flu has been detected in animals in all 50 states, and nearly 70 cases have been confirmed in people, health ...

The progression of the species-jumping disease has been unprecedented, including the first-ever U.S. cases of infections in ...

Hatty Willmoth is a Newsweek food and nutrition reporter based in London, U.K. She has covered special diets, gut health and functional medicine extensively. Hatty joined Newsweek in 2024 from the ...

Although both viruses can cause breathing problems, they are very different. Covid was spreading easily from person to person when it arrived in the US in 2020, but bird flu has been lurking for ...

So far, there have been 66 human cases of bird flu reported in 10 states. In the nearly nine months since the first human case of bird flu was detected in the United States, the virus has ...

For decades successive waves of bird flu infections have plagued poultry farms around the world. Now the virus is creeping uncomfortably close to spreading among humans. In November, a teenager in ...

But what is the virus and why has it created such urgency among governments worldwide? See our factfile below to find out: Also known as avian influenza, bird flu is an infectious disease of birds ...

Bird flu seems to be ramping up — the US announced its first human death this week, and the highly contagious virus has spread to all 50 states. With more than 130 million birds and nearly 1,000 ...

As the Centers for Disease Control and Prevention (CDC) explains, bird flu is a disease caused by the influenza A virus. At the same time, recent CDC data shows that seasonal influenza A is rising ...