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Three of the four authors behind a large-scale study in The Lancet that raised safety fears over the use of common anti-malarial drugs to treat COVID-19 retracted their paper on Thursday, blaming a health-care company that supplied the dataset.
The Canadian Paediatric Society has issued guidelines to help doctors screen teenage patients for problematic use of recreational cannabis.
After spending 77 days in hospital, battling for his life against COVID-19, a Nova Scotia man returned home Wednesday -- the same day as his daughter’s 40th birthday.
Hydroxychloroquine is not effective in preventing COVID-19 in people exposed to the virus that causes it, according to a new Canadian study.
CTV's Medical and Health Correspondent is always looking for health information that can make a difference in the lives of Canadians.