Brief
Description:
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The most commonly used illegal drug in the U.S. The main active chemical is THC.
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Street Names:
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Pot, ganga, weed, grass, and many
others.
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Effects:
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Short-term effects include memory and learning problems, distorted perception, and difficulty thinking and solving problems.
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Statistics
and Trends:
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In 2006, 25 million Americans age 12 and older had abused marijuana at least once in the year prior to being surveyed. Source: National Survey on Drug Use and Health; http://www.samhsa.gov/. The NIDA-funded 2007 Monitoring the Future Study showed that 10.3% of 8th graders, 24.6% of 10th graders, and 31.7% of 12th graders had abused marijuana at least once in the year prior to being surveyed. Source: Monitoring the Future http://www.monitoringthefuture.org/.
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NIDA's Featured Publications
Other NIDA Resources on Marijuana
View all related NIDA publications >>
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See Also:
Other Recommended Reading:
NIDA's Publication Series:
Other Web Sites:
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