cannabis use disorder

No Evidence of a Common Genetic Link Between Schizophrenia and Cannabis Use Disorder

Polygenic risk scores (PRS) did not predict the development of cannabis use disorder (CUD) in patients with schizophrenia and other psychiatric disorders, according to results from a study published in Psychological Medicine. Researchers conducted a case-control study to examine the associations between PRS for schizophrenia and other mental disorders with the development of…

Rates of marijuana use, heavy use, and cannabis use disorder depend on where you live

Adult marijuana use rose significantly in states that passed loosely regulated medical marijuana laws (MMLs) according to a new study by Columbia University’s Mailman School of Public Health and Columbia University Medical Center. Highest increases were reported among adults ages 26 and over. Little change was found in past-month marijuana…

Cannabis Use Disorder: Focus on Treatment as Marijuana Use Rises

As marijuana use and potency increases, the demand for treatment for cannabis use disorder is on the rise. Frances Levin, MD, Kennedy Leavy Professor of Psychiatry at Columbia University Medical Center, explains what treatments are available and who is seeking help for the disorder. With marijuana use on the rise…