[appstorelottery]

Cannabis misuse appears linked to a larger share of schizophrenia cases as I understand it.

[ty6853]

Schizophrenics love to smoke. My unscientific guess is something like 80% smoke a nicotine product or weed.

[anjel]

Scott Alexander wrote an article [0] on the mild antipsychotic effects of nicotine as the reason why such a high proportion of people battling psychosis smoke cigarettes.

[0] https://slatestarcodex.com/2016/01/11/schizophrenia-no-smoki...

[cjbgkagh]

There is the dopamine hypothesis for schizophrenia and new research suggest serotonin also plays a role. Nicotine increases the dopamine in the brain so it sounds like to me smoking would be a form of self medicating.

[zxexz]

Not sure why you're being downvoted. The link is well-documented. I'm pretty certain the only controversies here are in causality.