Michigan officials confirmed a new measles outbreak Thursday near Grand Rapids, bringing the U.S. to eight states with active ...

Public health officials across Arizona are on high alert as the CDC reports more than 700 cases of measles this year, ...

Canada has reported more than 730 cases this year, making this one of the worst measles outbreaks in the country since it ...

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

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

A new measles case in Dona Ana County leaves many concerned that the outbreak could spread statewide as vaccination remains ...