Los Angeles County health officials have identified three more cats with presumptive H5N1; the source of the virus has not yet determined, but experts suspect raw meat.

The CDC has declared the first “severe” case of H5N1 bird flu in the U.S., according to a press release published Wednesday. The good news? The person who contracted the virus appears to have gotten it from backyard poultry,

The U.S. Centers for Disease Control and Prevention says a patient has been hospitalized with a severe case of H5N1 infection in Louisiana, making it the first instance of a severe illness linked to the virus in the United States.

For New Jersey residents, the state’s location along major migratory bird routes and its poultry farms require some extra caution.

The ongoing bird flu outbreak in the U.S. just got a bit more concerning: a person in Louisiana has been hospitalized with the first severe case of infection with the H5N1 avian influenza virus in the U.S., the Centers for Disease Control and Prevention announced in a statement issued on Wednesday.

A patient has been hospitalized in Louisiana with a severe case of avian influenza A(H5N1) virus ("H5N1 bird flu") infection.

Among 61 people infected with bird flu in the U.S. this year, a Louisiana patient is the first to have "severe" disease

The CDC said the case does not change its overall assessment that the immediate risk to the public’s health from bird flu remains ‘low.’

The Wisconsin Department of Health Services​ announced Wednesday that it had detected presumptive positive human case of H5N1 in Barron County.