The Texas Department of State Health Services reported a new human case of West Nile virus in Randall County, with at least ...

Researchers are striving to understand the impact a phenomenon known as original antigenic sin has on immunity to the virus.

Although development of a jab for the H5N1 strain of avian flu is well under way, other strains are receiving less attention ...

Lyme disease strikes an estimated 476,000 Americans annually, outpacing infections from West Nile virus and dengue combined.

In 2024, "sloth fever" hit the news cycle as a new public health threat: The virus was found in people who'd recently ...

In 2024, public health officials were on high alert as a wave of "sloth fever" cases appeared in travelers returning to the ...