Teens who use marijuana are more likely to suffer from psychotic disorders, study finds

Data from a new study is showing more links between teen marijuana use and an increased risk of mental health disorders. NBC News’ medical contributor Dr. Vin Gupta explains the study’s findings and the effects of higher amounts of THC in marijuana. » Subscribe to NBC News: NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital features , , , Nightly News, Meet the Press, Dateline, and the existing apps and digital extensions of these respective properties. We deliver the best in breaking news, live video coverage, original journalism and segments from your favorite NBC News Shows. Connect with NBC News Online! Breaking News Alerts: Visit : Find NBC News on Facebook: