A second healthcare worker in Missouri showing symptoms after contact with a bird flu patient has not been tested. The total ...

An extensive study on wastewater samples taken across the United States from May to July found traces of the H5N1 bird flu ...

The mandatory testing comes as the total number of infected herds in California has risen to 17. Nationally, officials have ...

U.S. health officials have been making preparations for vaccines and other measures, in case the bird flu does start ...

A patient in Missouri was hospitalized with bird flu despite having no reported contact with animals, according to the CDC.

The patient from Missouri has recovered, but health officials are still investigating how they became infected.

A close contact of a Missouri resident identified as having a human case of the H5N1 avian flu also became sick around the ...

Missouri healthcare worker who had contact with a hospitalized patient infected with bird flu developed mild respiratory ...

Federal officials are still trying to determine how a Missouri resident with no known exposure to bird flu, contracted the ...

A second health worker in contact with the Missouri patient who tested positive for bird flu also developed symptoms but wasn ...

A third close contact of a patient in Missouri who was hospitalized with H5N1 bird flu has reported that they also ...

A patient in Missouri who was hospitalized after an infection with bird flu had the H5N1 strain of the virus, the US Centers ...