Hospital workers reported respiratory symptoms after encountering a Missouri patient with H5N1 who had not been exposed to ...

Federal agencies are studying a case of human avian influenza in which the infected person did not have contact with affected ...

U.S. health officials have run into obstacles in their efforts to determine whether a Missouri person infected with H5N1 bird ...

The latest developments are highly concerning, as they raise the possibility that the H5N1 virus has evolved the ability to ...

The CDC said an investigation into a human H5N1 bird flu infection in Missouri has found four additional health care workers ...

"Even sporadic cases of human-to-human transmission indicate a big change in the virus and suggest it is exploring new ...

A routine flu screening in late summer found the H5N1 virus in a Missouri patient. Unlike the other reported cases of avian ...

US states had reported outbreaks of H5N1 flu in dairy cows as of October 4, 2024. That amounted to a total of 255 affected ...

A routine flu screening in late summer found the H5N1 virus in a Missouri patient. Unlike the other reported cases, this ...

Missouri officials are under growing pressure from national public health experts to pinpoint the source of the state’s first ...

Seven people fell ill with flu-like symptoms after contact with someone infected with H5N1, raising fears that the virus has ...