Arvind Caprihan

Long-term effects of marijuana use on the brain.

Proceedings of the National Academy of Sciences November 25, 2014 Francesca Filbey, Sina Aslan, Vince D Calhoun et al.

Questions surrounding the effects of chronic marijuana use on brain structure continue to increase. To date, however, findings remain inconclusive. In this comprehensive study that aimed to characterize brain alterations associated with chronic marijuana use, we measured gray matter (GM) volume via structural MRI across the whole brain by using voxel-based morphology, synchrony among abnormal...