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

The county public health department says the risk to humans is low after avian flu was detected in recent wastewater samples.

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.

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" ...

Bruce Willis’ wife, Emma Heming Willis, is getting candid about the reality of having “unconditional love” for her partner ...

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

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.

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

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

A virologist explains that why this probably isn’t the big one — but that it’s a sign of bad things happening with the virus.