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Illegal Drugs

Methamphetamine

Explains how methamphetamine acts in the body and the brain and what happens with long-term use of the drug.

Published: October 2000
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Marijuana

Explains how THC, the active ingredient in marijuana, causes changes in the brain that affect memory, emotions, balance, and judgment.

Published: January 1997
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Hallucinogens

Explains how hallucinogens affect the brain’s communication centers as well as its ability to control sleep and emotions.

Published: January 1997
Revised: January 2009
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Cocaine

Explores with young teens how cocaine changes the way nerve cells communicate in the brain and the negative effects the drug can have on the body.

Published: January 1997
Revised: January 2009
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Anabolic Steroids

Shows young teens how anabolic steroids can cause liver damage and cancer and weaken the immune system.

Published: January 1997
Revised: January 2009
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Methamphetamine: Abuse and Addiction

Provides an overview of the latest scientific findings on methamphetamine, including short- and long-term health consequences, effects on pregnancy, and potential prevention and treatment options.

Published: April 1998
Revised: September 2013
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MDMA (Ecstasy) Abuse

Describes the science behind MDMA (ecstasy) abuse, including what it does to the brain, whether it is addictive, and the latest research regarding prevention and treatment of MDMA.

Published: March 2006
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Ethnicity Influences Early Smoking and Progression to Drug Abuse

Summarizes findings from a 10-year study that monitored smoking and progress to other drugs among youth that found ethnicity to be an influential factor.

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Teen Substance Abuse Continues to Decline

Reports on the prevalence of substance abuse among youth based on 2007 data from a national survey of behaviors, attitudes, and values.

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High School Seniors Report Alcohol- or Drug-Impaired Driving Experiences

Examines the incidence of high school seniors’ alcohol- or drug-related driving experiences based on 2001 through 2006 data.

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