“These findings make it clear that cannabis access can be legally regulated for adults in a manner that does not inadvertently impact young people’s habits.”
Topic: Teens/Youth
“Our main finding was that adolescents residing in states with MMLs had significantly lower odds of past 30-day marijuana use compared to adolescents residing in non-MML states.”
“In the longitudinal sample, no significant differences in trends of cannabis use over time were found.”
California: No Uptick in Frequency of Marijuana Use by Young Adults Following Adult-Use Legalization
"Contrary to our expectations, frequency of marijuana use did not change significantly after legalization and was stable throughout three years of observation."
Researchers reported that over 60 percent of those assigned to the abstinence group increased their frequency of alcohol consumption.
"These findings stand in sharp contrast to the sensational claims often made by legalization opponents, claims that thus far have proven to be baseless."
Among adolescents who reported any use of marijuana in the past month, the frequency of use declined by 16 percent following legalization.
State-level adult-use marijuana legalization laws is associated with declining rates of lifetime marijuana use by high-school students.