Cannabis use in teens linked to risk of depression in young adults. Cannabis is the most commonly used recreational drug by teenagers worldwide. In Canada, among youth aged 15 to 19 years, the rate of past-year cannabis use is 20.6 percent, while in England, 4 percent of adolescents aged 11 to 15 years used cannabis in the last month. Source 9l.
An expected result when there's so many factors that leads up to this - especially the education system and life at home. Sometimes it's the culture too - the children sees their relatives/parents smoking and being depressed so they share the same actions.
I really don't feel like marijuana has much to do with it. I think it's more of stuff happening at school and at home honestly. I know that's one of the reasons I liked smoking as a teen.
Researchers from McGill University in Montreal (Canada) and the University of Oxford (United Kingdom) have concluded in a review of 11 international studies that cannabis use in adolescence increases the risk of depression by 37% and 50% of depression. Chances of suicidal tendencies.