By Apoorva Mandavilli and Emily Anthes A Missouri resident who shared a home with a patient hospitalized with bird flu in August was also infected with the virus, federal officials reported on ...

Blood tests of several people who were in contact with a patient in Missouri who caught H5N1 bird flu without any known exposure to infected animals reveal that at least one of them — a person ...

The case concerned health officials and experts because human-to-human transmission of the H5N1 strain of avian influenza could mark the start of a new pandemic.

As H5N1 bird flu continues to spread wildly among California dairy herds and farmworkers, federal health officials on Thursday offered some relatively good news about Missouri: The wily avian ...

Blood testing conducted by the Centers for Disease Control and Prevention has confirmed that one person in Missouri with no known exposure to cattle or poultry contracted H5N1 bird flu in August ...

Bird flu H5N1 has infected people in the U.S. See the map of cases. Could it trigger the next pandemic? Experts explain the ...

Avian influenza H5N1 infection in humans has spread to seven U.S. states, growing from 46 cases last week to 52 cases this week.

“To date, human-to-human spread of H5 bird flu has not been identified in the United States,” CDC officials said in a medical press release on the Missouri situation. “CDC believes the ...

Bird flu continues to spread across the U.S., with new infections in Hawaii and continued human outbreaks in California.

Health officials say there’s no evidence bird flu is spreading between people after investigating a mysterious Missouri infection NEW YORK -- Health officials said Thursday that there's no ...

NBC Universal, Inc. The bird flu virus hasn’t yet spread from person to person, the Centers for Disease Control and ...

Stat reports there's no evidence that the teen has infected anyone else. The source of the infection has not been determined. Meanwhile, Hawaii — which has strict agricultural rules to prevent the ...