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A new study from 秘密研究所 Grossman School of Medicine and Columbia University found a small increase in problematic marijuana use among adolescents and adults age 26 and older in 4 states where recreational use of marijuana is legal.
, director of the and associate professor in the at 秘密研究所 Langone, and colleagues are the first to investigate the impact of marijuana legalization across multiple age groups in legal states.
鈥淭his is a really important piece in helping us understand how to legalize in a way that puts systems in place that will deal with the prevention and treatment of marijuana use disorder,鈥 Dr. Cerd谩 tells Reuters.
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