1/26/2012 - NEW: 16 States with Pending Legislation to Legalize Medical Marijuana - Bills that would legalize medical marijuana are being considered in 16 states. Ten bills carried over from 2011 in states that have two-year legislative sessions. One state, Delaware, passed medical marijuana in 2011. Medical marijuana is currently legal in 16 states and Washington, DC.

1/4/2012 - NEW: Ranking 20 Drugs and Alcohol by Overall Harm - Marijuana ranked #8 out of 20 drugs in overall harm according to a study in The Lancet, a British peer-reviewed medical journal. Alcohol ranked #1 in overall harm and harm to others. Crack cocaine had the highest score for harm to users. See our new graphs showing detailed harm rankings for alcohol, cannabis, cocaine, ecstasy, heroin, LSD, methamphetamine, and more.

12/30/2011 - NEW: Medical Marijuana Historical Timeline - Our timeline traces medical marijuana from its earliest reference in 2900 BC as a popular Chinese medicine to 2011 where it remains legal in 16 states (and DC) and illegal under federal law. Read all 150+ major events in the history of medical marijuana from 90+ sources.

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Last updated on 1/27/2012 4:32:58 PM PST