Back when I was in college, a close friend of mine developed a bad, paranoid reaction to a strong batch of pot. I saw anxiety and depression and occasionally full-blown psychosis which is characterized by a break from reality with delusional thinking and sometimes hallucinations. DR. MARC SIEGEL: HEAVY POT SMOKING HAS NOW BEEN LINKED TO THIS STRANGE SYNDROMEThe condition brought on by smoking pot is known as cannabis-induced psychosis. A variant of the AKT1 gene which effects dopamine in the brain, has been show to put pot smokers more at risk of psychosis. https://www.thelancet.com/journals/lanpsy/article/PIIS2215-0366(19)30048-3/fulltextAs recreational marijuana becomes legal and is more widely available, higher content THC is becoming more common and so is psychosis.

Source: Fox News March 23, 2019 20:26 UTC