North America has three other large outbreaks. The longest, in Ontario, Canada, has resulted in 2,276 cases from mid-October ...

Confirmed cases of measles in Canada are nearly three times higher than in the US, despite Canada's far smaller population.

Alberta doctors say there is no doubt the measles outbreak in the province is an epidemic, even if the government has not ...

Local health officials are ending weekly measles reports for a southern Ontario hot spot that had led the country in ...

TORONTO — Canada's former measles hot spot is reporting no new cases for the first time since a spring surge. Data released ...

The spread of measles both between provinces and within is keeping doctors and health officials across much of Canada on ...

Health officials in Colorado say its measles outbreak is over. The U.S. added 10 new cases this week for a total of 1,319. States with active outbreaks include Arizona, Georgia, Iowa, Kansas, ...

Health officials in Colorado say the state’s measles outbreak is over, and the U.S. added just 10 confirmed cases nationally in the last week. Wednesday’s national case count stood at 1,319, according ...