New York State confirmed its first case of mosquito-borne eastern equine encephalitis in close to a decade. (ABC News) ...

Another health care worker who was exposed to a Missouri patient who tested positive for bird flu developed respiratory ...

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

In other developments, CDC and Ohio partners launched a serosurvey among bovine veterinary workers who attended a recent ...

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

The H5N1 bird flu has been spreading widely among wild birds, poultry, cows and a growing number of other animals NBC ...

Mystery H5 flu case had a close contact who was ill at same time; CDC hopes blood tests will show if there was a connection.

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

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 ...

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

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