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Toronto Warns of Rising Mpox Activity
5 Oct
Summary
- Toronto Public Health reports 14 new mpox cases since September.
- Wastewater monitoring shows consistent mpox detection in the city.
- Vaccination is urged for eligible residents to prevent infection.

Toronto Public Health (TPH) is alerting the city to an "increased" mpox presence, with 14 new cases confirmed since September. Wastewater monitoring by the Public Health Agency of Canada consistently detects mpox, reflecting the recent rise in infections.
Mpox spreads through close or sexual contact. Symptoms may include rash, fever, swollen lymph nodes, headache, muscle aches, and fatigue. While TPH has recorded 41 cases this year, this is lower than the 118 cases reported during the same period in 2025.
TPH emphasizes that vaccination is the most effective protection for eligible residents. Those who have not received their first or second vaccine dose are encouraged to book appointments at a TPH Sexual Health Clinic or visit a 2SLGBTQ+ health-care provider. The vaccine is free and accessible to all eligible individuals, regardless of Ontario health card status.