Health Effects of Exposure to Environmental Tobacco Smoke - From the National Cancer Institute. Exposure measurement and prevalence, developmental toxicity (prenatal and postnatal), reproductive effects, respiratory health effects, carcinogenic effects, cardiovascular effects.
The immediate and long-term health effects of exposure to second-hand smoke; links to other sites for information on passive smoking, indoor air quality, and related health problems.
A fact sheet about protecting nonsmokers from secondhand smoke, produced by Americans for Nonsmokers' Rights. All facts presented with citations to research literature.