Marijuana use is declining amongst young people in most European countries and North America, and the reason seems to be that teens are going out less, according to an article in the Archives of Pediatrics & Adolescent Medicine. Researchers who set out to find whether adolescents tended to “catch” the pot-smoking habit from unsupervised socialising with their peers, confirmed their hypothesis.

"The more frequently adolescents reported going out with their friends in the evenings, the more likely they were to report using cannabis," they wrote. "This link was consistent for boys and girls and across survey years. Across countries, changes in the mean [average] frequency of evenings spent out were strongly linked to changes in cannabis use."

Besides a decline in evenings out with friends, potential reasons for the decline in marijuana use include prevention efforts, availability or changes in teen preferences. It is more difficult to pinpoint factors… click here to read whole article and make comments