The patient in Louisiana who was hospitalized with severe bird flu illness was found to have a mutated version of the virus.

Flocks in two Michigan counties are the latest to be infected by the highly pathogenic avian influenza.

Ohio agriculture officials are investigating after avian flu was detected in nearly one million chickens in Darke County.

Newsom's California emergency order came on the heels of an announcement from the U.S. Centers for Disease Control and ...

A norovirus infection is characterized by sudden vomiting and diarrhea. Outbreaks are often seen on cruise ships, in ...