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Radiation Exposure and Cancer
American Cancer Society — An explanation of radiation and how exposure to its sources can cause genetic damage, which can lead to cancer. Radiation is the emission (sending out) of energy from any source. The light that comes from the sun is a source of radiation, as is ...More…
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Radiation Exposure in X-ray Examinations
Radiology Info — X-rays are a form of radiant energy, like light or radio waves. Unlike light, x-rays can penetrate the body, which allows a radiologist to produce pictures of internal structures. The radiologist can view these on photographic film or on a TV or ...More…
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Prenatal Radiation Exposure
Centers for Disease Control — With recent discussion about the possibility of a terrorist attack involving radioactive materials, some people may be concerned about radiation exposure to unborn babies. The Centers for Disease Control and Prevention (CDC) has prepared this ...More…
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Association urges weighing benefit, risk of radiation tests
American Heart — DALLAS, Feb. 2, 2009 - Heart scans such as computed tomography (CT) scans should be used judiciously to minimize exposure to ionizing radiation, according to an American Heart Association science advisory published in Circulation: Journal of the ...More…
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Regional Offices
Environmental Protection Agency — Each EPA Regional Office is responsible within its states for the execution of the Agency's programs. Select a region by clicking within the area of the map covered by the region, or choose your state in the pull-down menu below and select ...More…
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Thyroid.org: Nuclear Radiation and the Thyroid Brochure
Why does the thyroid gland need special protection after a release of radioactive material? The thyroid gland needs iodine to produce the hormones that regulate the body's energy and metabolism. The thyroid absorbs available iodine from the ...More…
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¿Los rayos X son seguros durante el embarazo?
Family Doctor — Los rayos X son una forma de radiación. Este tipo de radiación es invisible. Los rayos X se usan para tomar "fotografías" de los huesos y de los órganos. Se han asociado con un riesgo muy pequeño de cáncer; particularmente de leucemia en un bebé ...More…
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Are X-Rays Safe During Pregnancy?
Family Doctor — X-rays are a form of radiation. This kind of radiation is invisible. X-rays are used to make "pictures" of the bones and organs. They have been associated with a very small increased risk of cancer, particularly leukemia, for an unborn baby. But ...More…
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Basic Information / Radiation Protection / US EPA
Environmental Protection Agency — Radiation has existed everywhere in the environment since the Earth's formation--in rocks, soil, water, and plants. The mining and processing of naturally occurring radioactive materials for use in medicine, power generation, consumer products, ...More…
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NPL Radiation Sites
Environmental Protection Agency — Radioactive contamination has occurred at sites across the country through accidental spills and violations of current regulations, and historical waste management practices that do not meet current standards. The sites listed below are those ...More…
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Radiation Glossary A-C
Environmental Protection Agency — Under the Comprehensive Environmental Responsibility, Cleanup and Liability Act (Superfund), cleanups must follow two kinds of requirements: AMU is equal to the mass of one-twelfth of a carbon-12 atom. President Eisenhower's 1954 initiative to ...More…
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Acronyms / Radiation Protection / US EPA
Environmental Protection Agency — NCRP - National Council on Radiation Protection and Measurements NESHAPs - National Emission Standards for Hazardous Air Pollutants TENORM - Technologically Enhanced Naturally Occurring Radioactive Materials WIPP LWA - Waste Isolation Pilot Plant ...More…