The Centers for Disease Control and Prevention today released an advisory recommending clinicians expedite subtyping of type A influenza samples from hospitalized patients, particularly individuals in an intensive care unit.

A pandemic is not inevitable, scientists say. But the outbreak has passed worrisome milestones in recent weeks, including cattle that may have been reinfected.

A case of the bird flu (also known avian flu or H5N1) involving gamebirds has been confirmed in Spartanburg. The virus was first detected on Dec. 31 and has not been transmitted elsewhere in the Carolinas, the Centers for Disease Control (CDC) reports.

As cases of H5N1 ... influenza A as a subtype – so if a test comes back positive for influenza A but negative for seasonal influenza, that is an indicator that the detected virus might be ...

Since early 2024, the U.S. has logged 66 human cases of H5N1. Scientists are keeping a watchful eye on the virus’s spread as we enter a new year.

A US government memo ordering a halt to communication with global health bodies has concerned scientists as a strain of bird flu is detected in California for the first time.

Detected on a duck farm in Merced County, California, it’s the first confirmed case of H5N9 in poultry in the US. Read more at straitstimes.com.

U.S. authorities also detected the more common H5N1 strain on the same farm in Merced County, California, they said in a report to Paris-based WOAH, adding that the almost 119,000 birds on the

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

The findings come at a time when outbreaks of bird flu -- a different subtype of the ... of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating

US officials are investigating the appearance of a strain of bird flu identified in the US for the first time, a worrying sign that the virus is evolving in ways that could make it harder to