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CTV: Cold weather may kill you

August 31, 2015 — 

According to U of M researcher Shuangbo Liu, frigid winters may raise the risk of severe heart attack by seven per cent for every 10 degrees the mercury drops. CTV News shares the story of how this study provides yet another reason for Canadians to venture south for the winter.

The project shows “a clear relationship” between outdoor temperature and the risk of a severe heart attack, according to the researchers.

Liu and fellow researchers looked at every reported case of an ST-elevation myocardial infarction (STEMI)—the most severe type of heart attack—in Winnipeg over the past six years. Using data collected by Environment Canada, the researchers also compared the weather conditions of each day there was a reported heart attack.

“We demonstrated that there is a clear relationship between daily temperature and the risk of STEMI,” Liu said in an email to

Read the full story at

Research at the University of Manitoba is partially supported by funding from the Government of Canada Research Support Fund.


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