Pope Francis on Monday named the first woman to head a major Vatican office, appointing an Italian nun, Sister Simona ...

The Louisiana patient who contracted what officials said was the nation’s first “severe” case of avian influenza has died, ...

As bird flu, or avian influenza, continues to spread, some veterinarians warn that cats are more at risk for the virus.

The Louisiana Department of Health reported that a 65-year-old man who was hospitalized with the bird flu (highly pathogenic ...

The first U.S. bird flu death has been reported. Louisiana health officials announced the death Monday of a person who had ...

The patient, who was older than 65 and had underlying medical conditions, was hospitalized Dec. 18 in critical condition with ...

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

Bird flu was detected in a backyard flock in Clinton County, according to a news release Monday from the Iowa Department of ...

The first person has died of bird flu in the United States, the Louisiana Department of Health confirmed on Monday. The patient, who was exposed to non-commercial backyard flock and wild birds, was ...

"While the risk to humans remains low, we are always preparing for any possible scenario that could arise," HSS's Xavier ...

Researchers are prepared to analyze immune cells from human samples should H5N1 begin spreading between people.