by Elana Gotkine Cannabis use disorder (CUD) is associated with increased risk of psychotic and nonpsychotic bipolar disorder and unipolar depression, according to a study published online May 24 in JAMA Psychiatry. Oskar Hougaard Jefsen, M.D., from Aarhus University Hospital-Psychiatry in Denmark, and colleagues examined whether CUD is associated with increased risk of psychotic and nonpsychotic...