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Smoking marijuana causes some changes in the brain that are like those caused by cocaine, heroin, and alcohol. Scientists are still learning about the many ways that marijuana can affect the brain."

they compare it with cocaine, alcohol and heroin
Capt. Carl Reviewed by Capt. Carl on . Hah, you humor me http://www.nida.nih.gov/MarijBroch/Marijteenstxt.html The government is great its so cute :D Its those damn teenagers with their damn pot sleeping with the negro jazz musicians. Rating: 5