Facing Addiction in America: The Surgeon General's Report on Alcohol, Drugs, and Health: Chapter 2 :The Neurobiology of Substance Use, Misuse, and Addiction.

Read the content under the heading "Preview", "Conducting Research on Neurobiology...", "The Addiction Cycle", "Different Classes of ...", "Different Classes of Substances Affect the Brain and Behavior in Different Ways" and "Factors that Increase ...". (28 minutes)

NCBI - 2016