Marijuana is the most commonly used illegal drug in the U.S. It is made up of dried parts of the Cannabis sativa hemp plant.
Street Names: Pot, ganga, weed, grass, 420
Short-term effects of marijuana use include euphoria, distorted perceptions, memory impairment, and difficulty thinking and solving problems.
Statistics and Trends:
In 2008, 25.8 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 (Substance Abuse and Mental Health Administration Web Site). The NIDA-funded 2008 Monitoring the Future Study showed that 10.9% of 8th graders, 23.9% of 10th graders, and 32.4% of 12th graders had abused marijuana at least once in the year prior to being surveyed. Source: Monitoring the Future (University of Michigan Web Site)
Source: The National Institute of Drug Abuse, 2010.