New NIDA-funded research shows that heavy marijuana use (at least four times per week over the past six months) is linked to adverse changes in the function and structure of brain areas associated with reward, decision making, and motivation. Heavy marijuana use can also enhance some brain circu
A journal commentary by Harvard researcher and NIDA grantee Bertha K. Madras stresses the importance of a large scale longitudinal study to better assess the effects of marijuana use on human brain development and function. Dr.
A special issue of the journal Prevention Science spotlights six NIDA-funded early interventions (delivered prior to the onset of adolescence) that successfully reduced later health-risking sexual behaviors related to HIV/AIDS.
Describes findings from two randomized clinical trials showing that treatment with multidimensional family therapy resulted in fewer drug-related problems than treatment with cognitive behavior therapy.