Health experts are keeping a close eye on the measles situation in Calgary as case counts tick up. And they warn vigilance is ...

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

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 ...

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

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

In the Canadian town of Aylmer, where Mennonites in traditional dress walk down the main street alongside secular locals, ...

As national cases soar and federal leadership engages in vaccine skepticism, Illinois has so far seen a single, small measles outbreak this year that health officials say they quickly brought under… ...