Viewing more medical marijuana ads linked to higher pot use among adolescents

Adolescents who view more advertising for medical marijuana are more likely to use marijuana, express intentions to use the drug and have more-positive expectations about the substance, according to a new RAND Corporation study.

The findings—from a study that tracked adolescents’ viewing of medical marijuana ads over seven years—provides the best evidence to date that an increasing amount of advertising about marijuana may prompt young people to increase their use of the drug. The study was published by the journal Drug and Alcohol Dependence.

“This work highlights the importance of considering regulations for marijuana advertising that would be similar to rules already in place to curb the promotion of tobacco and alcohol across the United States,” said Elizabeth D’Amico, the study’s lead author and a senior behavioral scientist at RAND, a nonprofit research organization.

Researchers say the issue is of increasing importance because 29 states and Washington D.C. have approved sales of…

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