The By Source of Exposure category focuses on health effects due to specific sources of exposure to tobacco products, including: Cigarette smoking, Cigar smoking, Pipe smoking, Smokeless tobacco, and Secondhand smoke. Sites not listed in this category: Topics focused on specific types of tobacco-related effects are organized in Health: Specific Substances: Tobacco: Effects. Topics focused on public policy issues are listed in Society: Issues: Health: Tobacco.
Cigarette Smoking
Sites about the health effects of smoking cigarettes.
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Cigar and Pipe Smoking
Sites about the health effects of smoking cigars and pipes.
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Secondhand Smoke
Sites about the health effects of breathing secondhand smoke.
Cancer,
Effects on Children,
Respiratory System,
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Smokeless Tobacco
Sites about the health effects of using smokeless tobacco products, including chewing tobacco and snuff.
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