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 ...

Alberta has now confirmed more measles cases than the entire United States has reported this year. The province has been ...

The U.S. is having its worst year for measles spread since 1991, with a total of 1,288 cases nationally and another six months to go. But in Gaines County, Texas, which was once the nation’s epicenter ...

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

Alberta has significantly exceeded the United States in confirmed measles cases, reporting 1,314 cases since March.In 2025, ...

Dr. Lynora Saxinger, an infectious diseases specialist, says the rising number of measles cases in Alberta is not something she 'expected to see in her lifetime as an infection doctor.' As of ...