Every two years, the Federal Government publishes a report on environmental exposures that have been linked to cancer. The most recent report included more than 220 substances. It helps to understand which of these exposures have the most impact on the general public.

As you consider these factors one at a time, it is important to remember that an individual accumulates a unique set of responses to his or her unique environment over a lifetime. Lengths and strengths of exposures will vary, and the person's genome itself will change.

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