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- Radiation Basics (Environmental Protection Agency) - PDFRadiation Exposure/Start Here ... Radiation Exposure ... Radiation can come from unstable atoms or it can be produced by machines. There are two kinds of radiation; ...
- Quitting Smoking/Start Here ... Quitting Smoking ... National Cancer Institute ... From the National Institutes of Health ... A fact sheet that lists some of the cancer-causing ...
- Secondhand Smoke: What It Means to You (Surgeon General) - PDFSecondhand Smoke/Start Here ... Secondhand Smoke ... Surgeon General ... PDF
- Health Effects of Smokeless Tobacco (Department of Health and Human Services)Smokeless Tobacco/Related Issues ... Smokeless Tobacco ... Department of Health and Human Services ... Find out about the health effects of smokeless tobacco products.