Study shows marijuana use interrupts adolescent brain development

Regular marijuana use by teens can stop the brain from maturing. This new study is the first to establish a causal link between repeated cannabinoid exposure during adolescence and an interruption of the normal maturation processes in the prefrontal cortex, a region in the brain’s frontal lobe, which regulates decision ­making and working memory and undergoes critical development during adolescence. 

Scientists at Rosalind Franklin University of Medicine and Science, North Chicago, IL

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