West Nile Virus

• Toronto reports 1st probable human case of West Nile virus this year

  Toronto Public Health says in a news release on Friday that an adult resident contracted the virus.

  Health

  Aug 16
  
• MLHU confirms first local human case of West Nile virus for 2024

  Last month, four mosquito water basins tested positive for the virus across the region, but Aug. 9 marks the first recorded human case of the virus this year.

  Health

  Aug 9
  
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• West Nile virus is a summer reality in Canada. How to stay safe

  As summer heats up in Canada, the mosquito population is on the rise, bringing with it an increased risk of West Nile virus, a potentially deadly disease.

  Health

  Jul 23
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• Bird found dead in Peterborough region tests positive for West Nile virus

  The health unit says in 2023, no mosquitoes found tested positive for West Nile virus, however, there were confirmed human cases of the virus in Ontario.

  Health

  May 30
• Calgary predicts low to average numbers for mosquitoes this summer

  The City of Calgary predicts a low to average season for mosquitos this summer. But wet weather could change that as some mosquito eggs survive in soil for five years or more.

  Canada

  May 14
• As flu season fades, spring and summer viruses emerge. What are they?

  As Canadians bid farewell to the aches and chills of the respiratory virus season a new question looms: what other microbial menaces will appear as days grow warmer?

  Health

  May 1
• Drought-resistant mosquito brings earlier possibility of West Nile virus to Alberta

  Usually, dry conditions mean fewer mosquitos, but this year some experts predict trouble from a new breed of mosquito that is a carrier of West Nile virus.

  Weather

  Apr 15
• Horse in Peterborough area tests positive for Eastern equine encephalitis virus

  The Eastern equine encephalitis virus is transmitted to horses through mosquito bites but it is extremely rare to find human infection.

  Health

  Sep 7, 2023
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• Hamilton moves risk for West Nile virus infection to high after local human case discovered

  Hamilton's associate medical officer of health says if symptoms do occur, they usually appear two to 14 days after being bitten by an infected mosquito.

  Health

  Sep 5, 2023
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• London, Ont. reports first human case of West Nile virus for 2023

  Eighty per cent of people who become infected with West Nile Virus do not get sick, and those who do usually experience mild, flu-like symptoms.

  Canada

  Sep 1, 2023