A team of U.S. and Canadian researchers report that cannabis-related hospital discharges for psychosis are higher in U.S. states that have given the green light to bud.
They then calculated a score for each area to reflect cannabis legality, specifically considering if a jurisdiction was illegal or allowed only CBD/low-potency cannabis, had legalized medical marijuana or had legalized both recreational and medicinal cannabis.
Although the association between cannabis use and psychosis continues to generate debate, the National Institute on Drug Abuse reports “several studies have linked marijuana use to increased risk for psychiatric disorders, including psychosis (schizophrenia), depression, anxiety and substance use disorders.” It makes clear, however, that there has been no determination of a causal link.
A study review appearing in The Lancet almost three years ago concluded that “differences in frequency of daily cannabis use and in use of high-potency cannabis
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