It is absolutely not a fact. There are a slew of papers on both sides of the argument, so it's definitely not settled. People with mental health issues are mor

It is absolutely not a fact. There are a slew of papers on both sides of the argument, so it's definitely not settled. People with mental health issues are more likely to use cannabis because it helps them with those issues. And people with mental health issues are of course at higher risk of developing psychosis, so it's a self-fulfilling prophecy.