UPMC said it is requiring anyone who goes inside their health care facilities to wear masks to help prevent the spread of respiratory diseases, particularly influenza.

The University of Pittsburgh Medical Center (UPMC), one of the largest hospital systems in the United States, is reinstating ...

Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according ...

The trial will evaluate the safety and effectiveness of a next-generation vaccine administered through a nasal spray or ...

Blood testing of large-animal veterinarians suggests that H5N1 bird flu has spread more widely than US surveillance of the virus is capturing, according to a new study by federal and state disease ...