The Dunedin Study - DMHDRU

News & Events - 2012

Looking through the lens of 1000 lives: Prof Richie Poulton at TEDxDunedin Prof Richie Poulton shares some of his insights from the Dunedin longitudinal study, one of the most detailed studies of human health and development ever undertaken » Persistent cannabis use that starts in adolescence linked to IQ decline Persistent cannabis users who started using the drug before age 18 show an average IQ decline of 8 points and other signs of impaired mental functioning by age 38, according to world-first research emerging from the University of Otago’s long-running Dunedin Multidisciplinary Study »