Explains how THC, the active ingredient in marijuana, causes changes in the brain that affect memory, emotions, balance, and judgment.
NIH Pub Number:
Published: January 1997
Revised: August 2014
Author: National Institute on Drug Abuse
Read this publication online at the NIDA for Teens Web site »
Mind Over Matter
Invites young teens to take a scientific journey to learn about the brain’s complex responses to specific drugs, including cocaine, hallucinogens, inhalants, marijuana, nicotine, opiates, prescription drugs, and steroids.