6-year study reveals cannabis overtakes alcohol as most common impairing substance in Canadian drivers' blood tests after crashes.
A six-year study of over 10,000 Canadian drivers involved in motor vehicle collisions found that cannabis has overtaken alcohol as the most common impairing substance detected in post-crash blood tests. The National Drug Driving Study 2024, conducted by the University of British Columbia, analyzed blood samples from drivers across multiple Canadian provinces between 2018 and 2023. The findings reveal that cannabis usage has become more prevalent than alcohol usage among drivers involved in car accidents.
June 24, 2024
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