Even as cases of H5N1 virus among animals and people are rising in the U.S., there’s no evidence of human-to-human ...

The CDC confirmed that the Missouri patient had avian influenza A(H5N1) based on blood test results. Serology tests on close contacts did not indicate further human transmission. A household ...

Opens in a new tab or window There's no evidence of human-to-human transmission of H5N1 bird flu among patients and healthcare workers in Missouri, the CDC said during a press briefing today.

A Missouri bird flu case first reported by the CDC in September has drawn national attention. The CDC released findings ...

A Missouri patient who tested positive for the H5N1 virus alerted health officials in August, launching an investigation.

H5N1 bird flu has been confirmed in a pig on a backyard farm in Oregon, the first detection of the virus in swine in the ...

H5N1, or bird flu, has been spreading among farm animals, wild birds and other animals and has infected 31 people, mostly farmworkers, in the U.S. After the Missouri patient fell ill, several ...

Federal health officials announced Thursday that a Missouri resident infected with bird flu did not spread the virus to ...

Cases of H5N1 have been climbing nationally, with one West Coast state seeing a rapid increase since the start of October.