Encyclopedia entry that includes a list of physiological effects and health risks of smoking, the benefits of quitting, and chemicals in smoke. Includes illustrations and links to related topics.

Access to the Surgeon General's Reports on Smoking and Health from the 1960s to the present. Includes the 2006 report "The Health Consequences of Involuntary Exposure to Tobacco Smoke: A Report of the Surgeon General."

Quick listing of common questions and answers.

Information about smoking during pregnancy.

Information about the health consequences of using smokeless tobacco.

A list of 599 ingredients used in the manufacturing of cigarettes by the five major American cigarette manufacturing companies.

An interactive description of cigarettes and cigarette smoke components.

A list of the cigarette ingredients used in cigarettes produced by Philip Morris Ltd, Imperial Tobacco Australia and British American Tobacco Australia.