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, spreading to 24 states.

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

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.

As of Friday, the outbreak in Texas was up to 309 cases and one measles-related death, while New Mexico's case count was up to 42 and also one measles-related death. Forty-two people have been ...

As measles outbreaks popped up across the U.S. this winter, pediatricians waited for the nation's public health agency to send a routine, ...