A Meta-Analysis of Cannabis Research: Evidence of Lasting Neurocognitive Effects Continues to be Lacking
Cannabis May 6, 2026 Mark J. Crisafulli, Jessica N. Flori, Michael E. Dunn
Objective: There have been widespread increases in cannabis use as recreational and medical use has become legal across the globe. Changes to the chemical makeup of cannabis may have changed residual effects experienced by individuals who use cannabis, and more individuals may be affected. Method: We conducted a meta-analysis examining the neurocognitive effects of cannabis after abstinence...