Quote:
Originally Posted by MissSmallAimsSmall
"Heavy marijuana use is associated with residual neuropsychological effects even after a day of supervised abstinence from the drug. However, the question remains open as to whether this impairment is due to a residue of drug in the brain, a withdrawal effect from the drug, or a frank neurotoxic effect of the drug." - The Residual Cognitive Effects of Heavy Marijuana Use in College Students
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What is "heavy" marijuana use? 1 joint> 1/4 lb???