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260120-O-NJ594-2433, January 20, 2026 -- Radon is a naturally occurring radioactive gas produced by the breakdown of uranium in soil and rock. Invisible, odorless, and tasteless, radon can enter buildings through cracks in foundations, walls, and floors, as well as through gaps around pipes and drains. Long-term exposure increases the risk of lung cancer. (Graphic Illustration by Desmond Martin)
Bureau of Medicine and Surgery 7700 Arlington Blvd. Ste. 5113 Falls Church, VA 22042-5113 This is an official U.S. Navy website This is a Department of Defense (DoD) Internet computer system. General Navy Medical Inquiries (to Bureau of Medicine and Surgery): usn.ncr.bumedfchva.list.bumed---pao@health.mil