AllNews'Elizabeth Osuch' - 1 News Result(s)Early Marijuana Use May Disrupt Brain Function, Lower IQHealth | Press Trust of India | Thursday October 6, 2016 Early use of marijuana - the most commonly used illegal substance in the world - may cause abnormal brain function and lower IQ, a new study has warned. www.ndtv.com'Elizabeth Osuch' - 1 News Result(s)Early Marijuana Use May Disrupt Brain Function, Lower IQHealth | Press Trust of India | Thursday October 6, 2016 Early use of marijuana - the most commonly used illegal substance in the world - may cause abnormal brain function and lower IQ, a new study has warned. www.ndtv.comYour search did not match any documentsA few suggestionsMake sure all words are spelled correctlyTry different keywordsTry more general keywordsCheck the NDTV Archives:https://archives.ndtv.com