Questions About Cancer? 1-800-4-CANCER

Understanding Cancer Series

  • Posted: 04/07/2006
  • Reviewed: 11/04/2010

Slide 15

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Tobacco and Cancer Risks

Smoking is the single most common cause of cancer, and exposure to cancer-causing substances in tobacco products accounts for about 30 percent of cancer deaths in the United States. To reduce your cancer risk, don't smoke or use tobacco products. Avoid smoke-filled rooms if possible.

Tobacco and Cancer Risks