The first U.S. H5N9 outbreak has raised concerns as scientists warn of evolving bird flu risks—here's what you need to know about the symptoms.

A California duck farm made headlines this week after the World Organization of Animal Health published a report by U.S. authorities that a strain of bird flu that scientists call H5N9 had been ...

Several cases of the bird flu in humans have been reported in California's Central Valley in 2024. This Q&A explores how the virus spreads, how to prevent infection and whether this is something to be ...

A new strain of bird flu has been detected on a duck farm in California. The World Organisation for Animal Health reported the outbreak of the new strain, H5N9, earlier this week.

Here's what to know. Why bird flu is so rampant right now “We’ve never seen a global spread of avian influenza virus like this,” says Michael Osterholm, director of the Center for Infectious ...

Why It Matters H5N9 is a rare subtype of the influenza A virus that can cause highly pathogenic avian influenza (HPAI), also known as bird flu.

In today’s Health Alert, a new strain of bird flu - H5N9 - has been detected in the U.S. The first confirmed case was found at a commercial duck farm in California.

A new strain of H5N9 bird flu was detected at a commercial duck operation in California's Merced County. All the ducks were euthanized.

On Monday, the U.S. reported an outbreak of bird flu called H5N9 that is different from the H5N1 strain that is currently surging across the country. The outbreak occurred in a flock of commercial ...

Vohra explains what we know about bird flu, both the H5N1 and H5N9 variants, and the precautions we can take to prevent it from becoming a public health emergency.