Measles outbreak declared over in Manitoba
Public health officials in Manitoba have declared the measles outbreak over, noting that no new cases have been confirmed since August. The outbreak, which began in early 2025, resulted in over 1,000 cases and highlighted the importance of vaccination.
Why it matters
The end of this major outbreak provides data on the efficacy of public health interventions and the risks associated with low vaccination rates.
Public health officials declared the outbreak over on Friday, with the province saying the last case of the highly contagious disease confirmed in a laboratory was identified in August .
The outbreak, which began in February 2025, led to a total of 1,038 reported measles cases — 931 confirmed and 107 probable cases, according to provincial data .
The province has led the country in measles cases in 2026, with 680 reported this year — more than half of the 1,121 cases reported in all of Canada as of Oct. 3, according to federal monitoring .
Manitoba saw a monthly peak of 177 confirmed cases and 34 probable in February 2026, but case numbers dropped each month following, with two confirmed cases reported in August and none in September.
Manitoba measles cases hit lowest point in over a year, but experts warn infections could spike again
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