1: Introduction
Introduce the topic of your talk. Indicate that you will explain how the brain basically works and how drugs such as cocaine, opiates and marijuana interact with the brain's normal activities. Tell students that you will introduce the concept of "reward" which is the property that is characteristic of many addictive drugs. Describe the brain as a functional unit; it is made up of billions of nerve cells (neurons) that communicate with each other using electrical and chemical signals.
Attention
Due to the lapse in government funding, the information on this web site may not be up to date, transactions submitted via the web site may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. Updates regarding government operating status and resumption of normal operations can be found at
Looking for Treatment?
Use the SAMHSA Treatment Locator or 1-800-662-HELP.
Helpline open during government shutdown
Teaching Packets
Explores the consequences of drug abuse on the brain and body and introduces the topics of prevention, and treatment.
Featured Publication
Drugs, Brains, and Behavior - The Science of Addiction
As a result of scientific research, we know that addiction is a disease that affects both brain and behavior.




