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

In light of the ongoing global spread of the H5N1 avian influenza, U.S. public health experts are reassured that current ...

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 is keeping close eye on pandemic indicators amid bird flu cases arising in the ...

The call to authorize a vaccine comes after the CDC announced that a person in Louisiana was hospitalized with the country's first known case of severe illness caused by the virus earlier this month.

All year, I’ve been keeping tabs on the H5N1 avian flu outbreak in dairy cattle and birds in the United States. As a ...

Bird flu cases are on the rise in the U.S., and the CDC is on high alert. With 66 confirmed human cases so far, officials are ...

In coming years, the bird flu may cost billions of dollars more in expenses and losses. Worse, the outbreak poses the threat of a new pandemic.

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

The teams published their reports today in the New England Journal of Medicine.

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

Influenza cases are climbing across the United States, with the CDC reporting a 12% rise in positive flu tests during the week ending Dec. 21.