Maricopa County on Jan. 23 confirmed two new cases of measles and says the public may have been exposed at two local big box ...

Maricopa County reports a rise in measles cases, emphasizing the need for vaccinations and awareness of symptoms.

Southwest District Health warns of measles exposure at Vallivue schools after two unvaccinated children contracted the virus.

With the nation's largest outbreak of measles continuing to grow, questions about the illness are on the minds of many. Here ...

Massachusetts officials alert public about a potential measles exposure in Boston from an out-of-state visitor.

More than two decades ago, measles—a highly contagious and potentially deadly childhood disease—was declared eliminated in ...

The first three weeks of January in Arizona have been marked by measles cases and public exposures to the virus. Here's what ...

Virginia health officials say they have identified a measles case in a preschool-age child in Northern Virginia. The child is ...

A newly identified case of measles in Maricopa County has no known source of exposure. Health officials say that's a sign ...

Health officials have been unable to confirm the exposure site of one of the cases, leading them to believe it is spreading ...

Measles has been spreading in the U.S. for a year, a milestone that could mean the virus can no longer be considered ...

The Maricopa County Department of Health is now reporting two additional measles cases in the Valley. In one of the cases, ...