Health A-Z

Radiation Therapy

Clinical Definition Radiation therapy uses high-energy radiation to damage or alter cellular DNA in order to treat malignancies or disease. Once genetic material in cancer cells is damaged, cells are unable to divide, and tumors shrink or may be eradicated. The dose of radiation given will vary based on the malignancy and specific site treated.


Clinical Definition Radon is a colorless, radioactive gas that occurs from the breakdown of uranium. It is classified as a carcinogen and can be found in rocks, soil and ground water. In Our Own Words Radon is a colorless, odorless and tasteless gas that naturally occurs as the radioactive element uranium decays in rocks and

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