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Common Causes of Cancer
Learn about some of the most common causes of cancer, and what you can do to lower your exposure or risk.
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Genetics and Cancer
Some types of cancer run in certain families, but most cancers are not clearly linked to the genes we inherit from our parents. Learn about the complex links between genes and cancer, as well as genetic testing and how it is used.
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General Information About Carcinogens
Learn how potential carcinogens are tested and classified, find lists of known and probable carcinogens, and learn about cancer clusters.
Does This Cause Cancer?
Choose a topic to get the facts about these known, possible, and unlikely environmental causes of cancer. For a more complete list and information about how carcinogens are studied and classified, see Known and Probable Human Carcinogens.
