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

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

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

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

Researchers reveal how H5N1 viruses rapidly adapted to mammals through genetic reassortment and specific mutations, raising ...

Dhillon is an instructor in the Division of Global Health Equity at Brigham and Women’s Hospital and Harvard Medical School.

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

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

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

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 ...

Another health care worker who was exposed to a Missouri patient who tested positive for bird flu developed respiratory symptoms but wasn't tested for the flu.