The U.S. has reported its first death due to bird flu, aka H5N1. How deadly is H5N1? Experts discuss bird flu fatality rate amid ongoing outbreak.

As the number of avian flu cases across the United States continues to soar, local agencies are warning people to stay away ...

Explore the implications of the first human death from H5N1 bird flu in the US and what it means for public health.

Health officials have said the person was older than 65, had underlying medical problems and had been in contact with sick ...