The CDC warns samples of the bird flu virus show signs of mutations that could make it more transmissible to humans. The CDC ...

The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is ...

A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the first severe case of the ...

The Centers for Disease Control and Prevention (CDC) has identified mutations in a strain of the avian influenza virus H5N1, ...

One of the mutations was also seen in a sample from a British Columbia teenager who was hospitalized with bird flu, the CDC ...

Dr. Andrew Pekosz from Johns Hopkins discusses the CDC’s discovery of mutations in the bird flu virus linked to the first severe human case in the U.S. and its risks ...

The Centers for Disease Control and Prevention (CDC) has identified mutations in the H5N1 bird flu virus that may increase ...

The Louisiana patient was hospitalized in critical condition with severe respiratory symptoms from bird flu. According to agency officials, the patient had exposure to sick and dead birds in backyard ...

In most people infected, influenza viruses can be detected starting one day before symptoms begin and up to five to seven days after becoming sick, according to the CDC. "People with flu are most ...