Toronto Public Health

• TTC cooling tower is source of Toronto legionnaires’ outbreak: public health

  Officials say they investigated an outbreak of six confirmed cases within about a one-kilometre radius of the intersection of Bathurst and Dupont streets.

  Health

  Aug 25
  
• Toronto Public Health investigating legionnaires’ disease outbreak near downtown core

  The disease is caused by legionella bacteria that exists in water sources and can also be found in cooling towers, hot tubs, sprinklers, humidifiers and decorative fountains.

  Canada

  Aug 17
  
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• Toronto reports first human case of West Nile virus this year

  Toronto Public Health has confirmed the city's first human case of West Nile virus in 2026 as officials urge residents to protect themselves from mosquito bites.

  Health

  Jul 30
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• Health officials warn of possible measles exposure at Scarborough hospital, clinic

  Health officials in Toronto are warning the public they may have been exposed to measles if they visited a Scarborough hospital or walk-in clinic last week.

  Health

  Jul 5
• Ontario’s 1st cases of another mpox variant reported in Toronto

  Toronto Public Health is asking people to ensure they're vaccinated if eligible to prevent transmission, with officials saying two doses will ensure proper protection.

  Health

  Mar 10
• Overdose calls in Toronto spike over Christmas week, health officials say

  Between Dec. 20 and Dec. 28, paramedics in Toronto went to 122 overdose calls, a number that is 35 per cent higher than the two-year average. 

  Canada

  Dec 30, 2025
• Final update given on investigation into Toronto gynecologist’s office

  Toronto Public Health says it has the results for about a quarter of the patients potentially exposed to blood-borne viruses at a downtown gynecologist's office.

  Health

  Sep 18, 2025
• Heat wave blamed for 42 Toronto emergency room visits, public health says

  Toronto Public Health says it recorded 42 heat-related emergency department visits during the heat wave that gripped much of Ontario earlier this week.

  Weather

  Jun 26, 2025
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• Toronto Public Health warns of possible measles exposure at major tourist attraction

  Toronto Public Health said that on Monday, April 21, someone with a case of measles had visited Ripley's Aquarium, beside the CN Tower. 

  Health

  May 2, 2025
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• Whooping cough cases more than double pre-pandemic average in Toronto

  Toronto's public health agency is reporting 99 cases in the city so far this year compared to the pre-pandemic five-year average of 38.

  Health

  Aug 27, 2024