More Americans may have had bird flu without suffering any symptoms, a new study finds. That could allow the virus to mutate into something more dangerous.

The current human case count of H5N1 influenza in the US could be an underestimate, according to a new study from the Centers ...

The same genotype was detected in a severe human case that resulted in the United States’ first bird flu-related death.

After a different strain of bird flu was recently found in cattle for the first time, experts reveal what this means in our fight against the virus.

The report is the latest evidence that the outbreak in dairy herds is spreading undetected in cows, and the spillover into ...

Public health officials in West Texas have identified at least 22 cases of measles in a county with one of the highest rates ...

A new strain of the bird flu virus that has already killed one person has now been detected in herds of dairy cows in Nevada. Until now, this particular strain had only been associated with birds and ...

Highly pathogenic avian influenza. H5N1. Bird flu. Regardless of what you may call it, this virus has posed significant ...

But, not all states have joined in the effort. Some notable states aren’t testing for the virus in their livestock even as ...

Originally found mostly in wild birds and poultry, H5N1 clade 2.3.4.4b, genotype D1.1, was discovered in dairy cattle last ...

Dairy cattle in Nevada have been infected with a new type of bird flu that’s different from the version that has spread in ...

A research veterinarian says an additional strain of the H5N1 virus has been found in dairy cattle, but it’s one he’s seen ...