Pennsylvania has seen nearly four times as many measles cases this year as last year, as the U.S. confronts its worst measles ...

There is no good reason for any American to become infected with the measles virus in 2025. Effective vaccines reduced the incidence of the disease to nearly negligible figures by the 1980s, and since ...

University of Florida researchers have stumbled upon a discovery they say could lead to development of a universal vaccine that can jumpstart the immune system to fight cancer.

A Coconino County resident died of a rare case of pneumonic plague earlier this month. Dave Wagner, director of Northern ...