Tuesday, August 5, 2014

Research & News U Can Use: "The Impacts of Alcohol & Marijuana on Teen Brain Development"

Throughout the world, drug and alcohol use has a clear adolescent onset Alcohol continues to be the most popular drug among teens and emerging adults, with almost a third of 12th graders and 40% of college students reporting recent binge drinking and marijuana (MJ) is the second most popular drug in teens . The initiation of drug use is consistent with an overall increase in risk-taking behaviors during adolescence that coincides with significant neurodevelopmental changes in both gray and white matter. Animal studies have suggested that compared to adults, adolescents may be particularly vulnerable to the neurotoxic effects of drugs, especially alcohol and MJ . In this review, we will provide a detailed overview of studies that examined the impact of early adolescent onset of alcohol and MJ use on neurocognition , with a special emphasis on recent prospective longitudinal studies Finally, we will explore potential clinical and public health implications of these findings....See more at: http://journal.frontiersin.org/Journal/10.3389/fpsyt.2013.00053/full#sthash.DUFTeoyX.dpuf