Highly pathogenic avian influenza A(H5N1) viruses have caused widespread infections in dairy cows and poultry in the United ...

As for testing, the girl's first swab at BC Children's was positive for influenza A but negative for H1 or H3 disease.

The CDC detected a change in the strain that would allow the virus to more easily travel through human airways.

So far, the H5N1 virus isn't transmitted between people - but the CDC has found a mutation in a human case "concerning" ...

The CDC previously confirmed the first severe human case of bird flu in Louisiana, but now the CDC has confirmed a virus mutation. Find out more here ...

Egg prices in Tennessee have gone up by 45% since the beginning of the year, as bird flu forces farmers to kill millions of ...

The Centers for Disease Control and Prevention is keeping close eye on pandemic indicators amid bird flu cases arising in the ...

In 2024, at least 66 human cases of bird flu have been reported in the United States, each one raising the risk of another ...

() − The Centers for Disease Control and Prevention and other federal agencies are closely monitoring the spread of the HN51 ...

The virus is spreading among animals, while viral mutations raise concerns about potential adaptation to human hosts.

The CDC has revealed the red flags it is monitoring for that suggest that bird flu was about to become the world's next ...

Arizona currently has no confirmed human cases of bird flu, although two Pinal County workers were exposed through infected poultry in December.