Almost 90 per cent of Ontario’s growing measles cases are in the southwest [Video]

Measles case counts in Ontario continue to climb with the bulk of cases concentrated in southwestern Ontario, according to new data released by Public Health Ontario (PHO) on Thursday.

Health units that oversee that part of the province account for roughly 87.6 per cent of the cases recorded since the outbreak began this past fall. 

It’s been traced to a Mennonite wedding in New Brunswick, Ontario’s chief public health doctor said, and has since spread across the country. The result’s been the largest measles outbreak Canada has seen in more than a decade. 

Public health officials in Ontario said they’ve now seen a total of 816 people with the measles, the majority in unvaccinated children.

The area around St. Thomas and Elgin county has seen the largest number of infections, with 32 new cases recorded this past week. Chatham-Kent also saw a spike with 47 new cases recorded in recent …