Well, there was that misleading USA today chart [0] that pointed out there are more ER visits related to marijuana than heroin. Of course, when you adjust for

Well, there was that misleading USA today chart [0] that pointed out there are more ER visits related to marijuana than heroin. Of course, when you adjust for the number of users the rate drops to lower than the rate for alcohol (duh). [0]: http://www.vox.com/2014/8/2/5960307/marijuana-legalization-heroin-USA-Today/in/5452637 http://www.vox.com/2014/8/2/5960307/marijuana-legalization-h...