Measles cases have surpassed 650 in an ongoing multistate outbreak, but federal funding cuts could threaten the response.

Before the vaccine, the virus spread in a world very different from today’s.

A CDC senior scientist provided an update on the measles outbreak on Tuesday, while taking reporter questions about the ...

Michigan officials confirmed a new measles outbreak Thursday near Grand Rapids, bringing the U.S. to seven states with active outbreaks of the vaccine-preventable disease. Last week, U.S. measles ...

The Kansas Department of Health and Environment reported five more cases of measles in the past week from the outbreak in ...