Long-term effects of adolescent-onset and persistent use of cannabis

Raul Gonzalez ^a and James M. Swanson ^b,

a, Department of Psychology, Florida International University, Miami, FL 33199; and b, Department of Pediatrics, University of California, Irvine, CA 92617

 Mariruana use has increased over the past 20 y in the United States, and current trends suggest it may con- tinue 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 (Monitoring the Future: http://monitor- ingthefuture.org) suggests a resurgence.

 PNAS-2012-Gonzalez-1214124109_copia.pdf