Will Clement, a USDA senior adviser for communications, said in an email: “Since first learning of H5N1 in dairy cattle in ...

Here's what you need to know about California officials declaring a state of emergency over the spread of bird flu in dairy ...

There have been almost 60 human cases of the H5N1 bird flu virus ... to step up surveillance for bird flu after the first case was detected in a child in the US. The US Department of Agriculture ...

The C.D.C. said it has confirmed a case of bird flu in Louisiana that resulted in “severe illness” that required ...

A person in Louisiana has been hospitalized with the United States' first serious case of H5N1 bird flu, following 60 milder ...

A small but growing number of H5N1 avian influenza ... to step up surveillance for bird flu after the first case was detected in a child in the United States. A small but growing number of H5N1 ...

A Californian recently became the first child in the U.S. to be infected. It looks like a matter of when, not if, this will ...

Scientists say that, like pigs, they are a ‘mixing vessel’ that could enable H5N1 bird flu to mutate and spread to humans ...

The World Health Organization on Thursday urged countries to step up surveillance for bird ... flu after the first case was detected in a child in the United States. A small but growing number of ...

A small but growing number of H5N1 avian influenza infections have been detected in humans around ... “What we really need globally, in the US and abroad, is much stronger surveillance in animals: in ...

For influenza viruses, imperfection is a strength. They constantly mutate, producing new strains that challenge immune ...