Investigators reported, “[D]espite significant increases in levels of cannabis use in our sample, change in cannabis use did not predict changes in motivation, which suggests that cannabis use may not lead to reductions in motivation over time.”
The po…
Category: adolescents
Density of Cannabis Outlets Not Associated with Increased Intention to Use Marijuana by Young Adults
“Our results suggest that young adults who lived in an area with a greater density of any type of outlet were not significantly more likely to report stronger intentions to use cannabis, e-cigarettes, or cannabis mixed with tobacco/nicotine in the futu…
Federal Study: No Changes in Youth Marijuana Use Trends Following Legalization
“The overall percentage of students who reported using marijuana at least 1 time during the previous 30 days in 2019 was not measurably different from the percentage in 2009…. There was no measurable difference between 2009 and 2019 in the percentage o…
Study: “No Evidence” That Medical Cannabis Access Laws Encourage Youth Marijuana Use
“This study found no evidence between 1991 and 2015 of increases in adolescents reporting past 30-day marijuana use or heavy marijuana use associated with state MML [medical marijuana law] enactment or operational MML dispensaries.”
The post Study: “No…
California: No Uptick in Frequency of Marijuana Use by Young Adults Following Adult-Use Legalization
“In examining marijuana use before and after legalization of recreational sales in California, we found that frequency of use did not change significantly overall, including following legalization.”
The post California: No Uptick in Frequency of Mariju…
Monitoring the Future Study: No Increase in Youth Marijuana Use Following Statewide Legalization
Year-over-year, “the use of marijuana in all forms … by adolescents [nationwide] did not significantly change in any of the three grades [8th grade, 10th grade, and 12th grade] for lifetime use, past 12-month use, past 30-day use, [or] daily use.”
The …
“No Evidence” that Adult-Use Marijuana Laws Influence Cannabis Use by Teens
Authors “found no evidence that RML [recreational marijuana legalization] was associated with [an] increased likelihood or level of marijuana use among adolescents. Rather, among adolescents who reported any use of marijuana in the past month, the freq…
Federal Report: Marijuana Treatment Admissions Among Youth Decline Sharply in Legalization States
“Adolescent treatment admissions for marijuana declined in most of states. The mean annual admissions rate for all states declined over the study period by nearly half.”
The post Federal Report: Marijuana Treatment Admissions Among Youth Decline Sharpl…
States’ Legalization Laws Have Had “Little Effect on Marijuana Prevalence Among Adolescents”
“Taken as a whole, these studies suggest that marijuana legalization has not had much overall effect on marijuana use by children and adolescents, at least during the past two decades.”
The post States’ Legalization Laws Have Had “Little Ef…
Study: Adolescent Cannabis Exposure Not Associated With Structural Brain Differences in Adulthood
The use of cannabis during adolescence is not associated with structural brain differences in adulthood, according to longitudinal data published in the journal Drug and Alcohol Dependence. Researchers concluded, concluded, “[T]he patterns of cannabis use typically seen in community-dwelling adolescents does not appear to have lasting effects on brain structure.”