"The Chinese poultry lineage may have experienced more vaccine-driven selection compared to other lineages," the researchers ...

Seven Delmarva-region commercial operations have now reported cases of the highly contagious virus.

The U.S. Centers for Disease Control and Prevention is urging health care workers to accelerate bird flu testing for patients ...

The Centers for Disease Control and Prevention says hospitals treating people for the flu should test them for avian ...

When a pathogen — any organism that causes a disease — jumps species, scientists get nervous because its genetic makeup can ...

The U.S. Centers for Disease Control and Prevention (CDC) is urging health care workers to accelerate bird flu testing ...

The CDC has revealed the red flags it is monitoring for that suggest that bird flu was about to become the world's next pandemic.

The first person has died of bird flu in the United States, the Louisiana Department of Health confirmed on Monday. The ...

Learn about the CDC's new measures for clinicians, including prompt testing for bird flu and antiviral treatment, to respond to the outbreak.

The CDC has confirmed a positive bird flu case in a child in San Francisco, the second juvenile case of H5N1 in the country.

The Louisiana patient was hospitalized with a severe case of bird flu in the first death in the U.S. caused by the H5N1 virus ...