In the last year, marijuana (or, more precisely, THC, the chemical behind cannabis’ kick) has been linked to sharper recall and warding off superbugs . The problem is that along with those potential effects that are good for sick people, the mental impairment, disorientation, and other psychoactive effects of THC are “a major problem” that limits its usefulness, says Lakshmi A. Devi , a researcher at the Department of Pharmacology and Systems Therapeutics at Mount Sinai School of Medicine in New York. [More]

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On "pot smokers’ day," a study showing your brain makes something like marijuana