Relationships between cannabis use and mental disorders: assessing the coherence of evidence from studies with different methodologies.
The Lancet Psychiatry July 1, 2026 W. Hall, T. Yimer, R. Thorne et al.
Cannabis use often begins in adolescence and young adulthood, when anxiety, depression, psychosis, and bipolar disorder typically first develop. Young people aged in their mid-teens to mid-twenties who engage in daily cannabis use and develop a cannabis use disorder have a higher prevalence of these mental disorders. We assessed the coherence of evidence from epidemiological, genetic,...