Health officials identified three contacts, including two healthcare workers, who were closely monitored after a bird flu ...

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 ...

Genetic analysis of a bird flu virus detected in a person in Missouri who didn’t previously have contact with animals offers ...

A person sickened by bird flu in Missouri was probably an isolated case, federal health officials said Thursday, though they ...

A close contact of someone with bird flu became ill on the same day, the C.D.C. reported. But the second person was not ...

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

Health officials on Thursday said they don’t know how a Missouri person caught bird flu but believe it may be a rare instance ...

Epidemiologists have not yet identified exactly how a person in Missouri contracted bird flu last week, said the U.S. Centers ...

A second health worker who cared for a person hospitalized in Missouri with H5N1 bird flu developed mild respiratory symptoms ...

In a disclosure that can't eliminate the possibility that bird flu may have spread from one human to another for the first ...