Legalizing pot tied to less teen marijuana use, Reuters

(Lisa Rapaport) Marijuana legalization laws don’t appear to increase teen pot use and instead may have the opposite effect, a U.S. study suggests.

To see how teen marijuana use compares in states with and without such laws, researchers examined survey data on substance use collected from 1.4 million adolescents between 1993 and 2017. During that period, 27 states and Washington, D.C. legalized medical marijuana and seven states legalized cannabis for recreational purposes.

Medical marijuana laws didn’t appear to influence whether teens used marijuana, the study authors reported in JAMA Pediatrics.

Recreational marijuana laws, however, were associated with an 8% decline in the odds that teens would report trying cannabis in the previous 30 days and a 9% decrease in teens reporting frequent use.
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SOURCE: JAMA Pediatrics, online July 8, 2019.

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