Positive Marijuana Research Database
There has been much concern and debate regarding adolescent cannabis (marijuana) use and effects on cognitive behavior, including IQ (Intelligence quotient) and educational results. This study evaluated 2235 teenagers from the Avon Longitudinal Study of Parents and Children in order to assess any relationship between cumulative cannabis use and IQ at the age of 15, […]
The authors of this study assembled data from the adolescent samples of the 2002 to 2013 administrations of the National Survey on Drug Use and Health, for ages 12-17 years. In the conclusion they state: “Past-year prevalence of marijuana use disorders among US adolescents declined by an estimated 24% over the 2002 to 2013 period.” […]
It is well known that cannabis (marijuana) can stimulate appetite and promote weight gain in cancer patients. This study evaluates any relationship between adolescent marijuana use and weight change to midlife, while accounting for the use of other substances. This study applies 20-22 years of follow-up data to 712 Danish participants who were between the […]
Due to the number of states changing their laws regarding both medicinal and recreational marijuana, some wonder about any increase in use, and alteration of perception of marijuana (cannabis) in the adolescent population. This study examines changes in adolescent marijuana use and related perceptions in Colorado, before and after the implementation of legal commercial sale […]