Revised January 2007.
The first in a 5-part series, offers an understanding of the brain, how the reward center works, and what happens in the brain when a person uses cocaine, opiates (heroine), or marijuana.
Published July 1998. Revised July 2012.
Discusses the harmful effects of tobacco use, risks associated with pregnancy and adolescents, as well as best practices for the prevention and treatment of tobacco addiction.