Has anyone bothered to study if aspirin does? The only reason a study was done on cannabis is to spread disinformation. The research doesn't prove shit if those studied are also heavy drinkers and likely use harder drugs -
Ashtari added that the findings are preliminary. Among other limitations of the study, such as a small sample size, five of the 14 subjects with heavy cannabis use also had a history of alcohol abuse, which may have contributed an effect. Also, it is possible that the brain abnormalities may have predisposed the subjects to drug dependence, rather than drug usage causing the brain abnormalities.