A passenger arriving on an international flight tested positive for the highly contagious respiratory illness, which is currently ripping through the US.

Idaho reported the state’s third measles case in the last two weeks, after not reporting any infections this year during a national surge.

Amid a nationwide measles outbreak, Iowa data show that only two counties have a high enough vaccination rate to achieve herd ...

Texas has declared the end of its measles outbreak after 762 cases, primarily affecting children, with significant ...

Six new measles cases have been confirmed in Manitoba.The number of reported cases of the highly contagious disease has risen ...

Texas may have declared its measles outbreak over, but rising cases elsewhere and the return to school mean it could easily resurge ...

Records offer clearest picture yet of where cases popped up and how the province and one community impeded some health officials’ efforts to stop the spread ...

As students soon go back to school, Utah could see more measles outbreaks, especially with falling vaccination rates among the state's kindergarteners in the last decade.

The Virginia Department of Health is sounding the alarm after a person who traveled through the Washington Dulles ...

While there is a cyclical component to measles every several years, declining vaccination rates are by far the largest factor in this increase. According to Johns Hopkins University, the average ...

NorthWestern Energy announces merger with a South Dakota utility company; Health officials confirm Lewis and Clark County measles case; Montanans can now use a digital driver's license*.

The latest case of confirmed infection was in an unvaccinated child in Bonner County, according to the Idaho Department of ...