The World Health Organization says there have been increasing reports of deadly outbreaks among mammals caused by influenza ...

Presidents always seem to have a crisis to deal with. George W. Bush had 9/11. Barack Obama had the Great Recession. Donald ...

The United States is in the middle of an unprecedented bout of bird flu, also known as H5N1. Since 2022, the virus has killed ...

Germany reported an outbreak of highly pathogenic H5N1 bird flu on a farm in the eastern region of Saxony near the border ...

None of the health care workers or other contact have tested positive for avian flu antibodies so far — but could their ...

In what could be the first cases of bird flu spreading between humans in the United States, a group of potential H5N1 ...

More than a month after a person in Missouri mysteriously fell ill with H5-type bird flu, investigators in the state are ...

Four more health-care workers who tended to a person hospitalized with H5N1 bird flu have revealed that they had respiratory ...

Seven people in contact with a patient hospitalized with bird flu also developed symptoms, the C.D.C. reported. Some are ...

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

Testing is ongoing among five health care workers and a household member exposed to the infected person who all came down ...