Cannabis is the most commonly used substance in Ontario, aside from alcohol and tobacco. When consumed (e.g., smoked or eaten), cannabis products can cause short-term psychoactive effects. Cannabis is used for non-medical, medical and cultural purposes. There is a growing body of evidence on the therapeutic and adverse health effects of cannabis.
Updated 22 Oct 2019
You need a MyPHO Account to save this page.
Log in to MyPHO
Don’t have a MyPHO account? Register Now
You have successfully created a MyPHO account!
Use MyPHO to save content relevant to you, take online courses and register for subscriptions.