First U.S. Case of Rare H5N5 Bird Flu Detected in Washington Resident
Health officials in Washington have identified the first U.S. human infection with the H5N5 strain of bird flu. This rare avian influenza virus, distinct from the more common H5N1 strain, highlights ongoing concerns about zoonotic transmission and the need for vigilant monitoring. First U.S. human case of rare H5N5 bird flu detected in Washington; authorities…