Measles was rare in Ontario, with only 101 cases reported between 2013 and 2023 — until a surge in cases last year.

Over 96 per cent of cases in Ontario are among individuals who are unimmunized, or have unknown immunization status,' says Dr ...

Ontario is seeing a massive surge in measles cases as an ongoing outbreak spreads among unvaccinated people. Public Health ...

Public Health Ontario has reported 70 per cent of seven year olds in the 2023-2024 school year had up-to-date immunization ...

Ontario is in the midst of its worst outbreak of measles in more than 20 years, according to the latest report from Public ...

TORONTO — Ontario is seeing a massive surge in measles cases as an ongoing outbreak spreads in the province among mostly ...

There is not a specific anti-viral treatment that is available to treat a measles infection. Physicians suggest medications ...

As cases surge across the country, public health officials in northwestern Ontario are closely watching the spread of measles ...

According to Public Health Ontario, as of Wednesday, 277 confirmed cases and 69 probable cases of measles were reported in Ontario in 2025.

It is critical we work together to mitigate further spread of this vaccine-preventable disease,' says Ontario's chief medical ...

Chief medical officer Dr. Kieran Moore joins Sudbury health unit urging people to update their measles vaccination ...

Measles cases are rising in Canada, the country’s chief public health officer is urging people to get vaccinated, and Ontario ...