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

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

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

Measles is more than a rash, runny nose and a fever—it can cause brain swelling, blindness and wipe out the immune system's ...

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 ...

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