Ultrafine particles linked to 1,100 deaths per year in Canada’s 2 largest cities: study

A study by researchers at McGill University has found that a microscopic air pollutant generated from vehicles and industry plays a role in the deaths of an estimated 1,100 people in Canada’s two biggest cities each year. Their study, published recently in the American Journal of Respiratory and Critical Care Medicine, finds that long-term exposure…

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Choose your friends wisely: their genes may affect your health, study finds – National

Turns out your parent’s advice about choosing high school friends wisely was spot on. A new study has found that your friends’ genetic traits can impact your own risk of developing mental health issues and substance use disorders. The study published Wednesday in the American Journal of Psychiatry found that a peer’s genetic predispositions for psychiatric…

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