Long-term effects of adolescent-onset and persistent use of cannabis.
نویسندگان
چکیده
+ Author Affiliations 1. Department of Psychology, Florida International University, Miami, FL 33199; and 2. Department of Pediatrics, University of California, Irvine, CA 92617 Marijuana use has increased over the past 20 y in the United States, and current trends suggest it may continue to rise. Recent polls in the United States suggest that population acceptance is at an all-time high: 56% support the legalization for recreational use and 70% for medical use (http://healthland.time.com/2012/06/14). A survey of secondary school students in the United States
منابع مشابه
Persistent cannabis users show neuropsychological decline from childhood to midlife.
Recent reports show that fewer adolescents believe that regular cannabis use is harmful to health. Concomitantly, adolescents are initiating cannabis use at younger ages, and more adolescents are using cannabis on a daily basis. The purpose of the present study was to test the association between persistent cannabis use and neuropsychological decline and determine whether decline is concentrate...
متن کاملPreliminary findings demonstrating latent effects of early adolescent marijuana use onset on cortical architecture
BACKGROUND As the most commonly used illicit substance during early adolescence, long-term or latent effects of early adolescent marijuana use across adolescent developmental processes remain to be determined. METHODS We examined cortical thickness, gray/white matter border contrast (GWR) and local gyrification index (LGI) in 42 marijuana (MJ) users. Voxelwise regressions assessed early-onset...
متن کاملCannabis Use and the Adolescent Brain
Animal and human research suggests that adolescent exposure to cannabis carries a particularly high risk for a range of negative outcomes, including psychosis-related symptoms, cognitive impairment, and substance use problems1-5. Findings of heightened risk associated with adolescent cannabis use, coupled with research pointing to a role of the endocannabinoid system in regulating neurodevelopm...
متن کاملCannabis Use and the Adolescent Brain
Animal and human research suggests that adolescent exposure to cannabis carries a particularly high risk for a range of negative outcomes, including psychosis-related symptoms, cognitive impairment, and substance use problems1-5. Findings of heightened risk associated with adolescent cannabis use, coupled with research pointing to a role of the endocannabinoid system in regulating neurodevelopm...
متن کاملChronic Adolescent Δ9-Tetrahydrocannabinol Treatment of Male Mice Leads to Long-Term Cognitive and Behavioral Dysfunction, Which Are Prevented by Concurrent Cannabidiol Treatment
Introduction: The high prevalence of adolescent cannabis use, the association between this use and later psychiatric disease, and increased access to high-potency cannabis highlight the need for a better understanding of the long-term effects of adolescent cannabis use on cognitive and behavioral outcomes. Furthermore, increasing Δ9-tetrahydrocannabinol (THC) in high-potency cannabis is accompa...
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ورودعنوان ژورنال:
- Proceedings of the National Academy of Sciences of the United States of America
دوره 109 40 شماره
صفحات -
تاریخ انتشار 2012