Cannabis use has been reported to induce long-lasting psychotic disorders and a dose-response relationship has been observed. We performed a systematic review of studies that investigate the association between the degree of cannabis consumption and ...
The pooled analysis reported approximately a 4-fold increase in risk for the heaviest users and a 2-fold increase for the average cannabis user in comparison to nonusers.
So it’s a rough relative analysis, not one with a quantitative threshold for “heavy use”.
So it’s a rough relative analysis, not one with a quantitative threshold for “heavy use”.
As always, all things in moderation.