Health officials in York Region are warning of a confirmed measles case on an Air Canada flight that landed at Toronto's ...

The Texas outbreak started in a Mennonite community in Gaines County where vaccination rates are low. State health officials ...

Canada’s measles case count has passed 4,500, with the western province of Alberta—which has about five million ...

Canada's measles case count has passed 4,500, with the western province of Alberta -- which has about five million people -- ...

On Monday Texas health officials said the state’s massive measles outbreak, which killed two unvaccinated children, had come ...

The regional agency within the World Health Organization says there has been an exponential rise in measles this year ...

In US developments, New Jersey health officials are tracking transit exposures linked to the state's latest confirmed case.

A lab test later confirmed her grandmother's hypothesis: Kimie had measles, likely contracted after a routine visit to the hospital in the Edmonton area a few weeks earlier. Kimie is one of more than ...

In Canada, six out of 10 provinces have reported measles cases. Alberta has the second-most with 83 as of April 12, according to government data.

Health officials in Texas have declared the state's measles outbreak over. The virus sickened 762 people since late January.

Texas hasn’t reported a new outbreak-related measles case in nearly a month — a hopeful sign that one of the largest outbreaks the United States has seen in decades is starting to slow. But the ...

The number of cases in the California-centered measles outbreak rose to at least 149 patients across eight states, Canada and Mexico. The 123 cases in California span 12 counties.