Frequently Asked Questions on Topics for the Entire Family, for your health and well being and more! FAQs - Mercury Highlights What is mercury? What happens to mercury when it enters the environment? How might I be exposed to mercury? How can mercury affect my health? How likely is mercury to cause cancer? How does mercury affect children? How can families reduce the risk of exposure to mercury? Is there a medical test to show whether I've been exposed to mercury? Has the federal government made recommendations to protect human health? References Where can I get more information? If there is a subject you think we need in the FAQ section, please contact us and let us know!