Marijuana’s Impact On Brain Function “Minimal” the420times October 16, 2009 Medical Research July 28, 2009 — According to a literature review published in Psychological Medicine, long-term use of marijuana has minimal effect on brain function. Marijuana’s Impact On Brain Function “Minimal,” New Study Says July 28th, 2009 By: Paul Armentano, NORML Deputy Director The consumption of cannabis, even long-term, has a “minimal” impact on brain function, according to a systematic literature review just published online by the journal Psychological Medicine. An international team of investigators from the United Kingdom, Spain, Brazil, Australia, and Switzerland conducted a systematic review of the effects of cannabis on brain structure and function. Read the full story at Norml.org. Leave a Reply Cancel ReplyYou must be logged in to post a comment.