Pennsylvania is dropping a quarantine area for live bird market supplier farms in Lancaster and Chester counties.

The US Department of Health and Human Services said Thursday that it aims to accomplish within four years a scientific feat ...

“I hope it works,” said Dr. Paul Offit, a vaccine scientist at the Children’s Hospital of Philadelphia. He noted that he ... a vaccine that contains inert versions of four A-strain avian influenza ...

“I hope it works,” said Dr. Paul Offit, a vaccine scientist at the Children’s Hospital of Philadelphia ... inert versions of four A-strain avian influenza viruses but doesn’t include ...

The Department of Health and Human Services (HHS) and the National Institutes of Health (NIH) today announced a ...

HHS Secretary Robert F. Kennedy Jr. wants to test all vaccines against a placebo but critics say it's not necessary as shots ...

In this special MedPage Today video, leading experts share what they believe is the most troubling or important development ...

Bird flu is continuing to spread in animals across the U.S. Here's what you need to know about the current situation.