A new systematic review showed that higher lifelong exposure to cannabis and the younger someone was when they started smoking weed—or ingesting marijuana via edibles—was associated with cannabis-induced alterations to cerebellum structure and function, with deficits in memory and decision making.

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A new systematic review showed that higher lifelong exposure to cannabis and the younger someone was when they started smoking weed—or ingesting marijuana via edibles—was associated with cannabis-induced alterations to cerebellum structure and function, with deficits in memory and decision making.