Category: twins

Study Finds “Little Support” for Cannabis Impacting Cognitive Abilities

The occasional use of cannabis during late adolescence is not independently associated with adverse effects on cognitive abilities in young adulthood, according to longitudinal data published in the journal Drug and Alcohol Dependence. A team of investigators affiliated with the University of Colorado at Boulder assessed the impact of cannabis use on cognition, executive function, and working memory in 856 individual twins. Cannabis consumers were compared to their non-using twins in late adolescence and then again in their early twenties. Most of the cannabis consuming participants in the study reported occasional use of the substance, but not daily use. Authors found “little support for a causal effect of cannabis use on cognition. This conclusion is consistent with those from previous…

Read More