DEAR MAYO CLINIC: Our neighbors were selling their home and had it tested for radon. The test was positive. Why should we be concerned about radon, and should we have our home tested too? ANSWER: The ...

Risk maps for the cancer-causing gas radon can encourage people to test their homes for the substance, but only if homeowners live in known, higher-risk areas, new University of Oregon research finds.

ANN ARBOR, MI – Ongoing construction at several Ann Arbor Public Schools sites is not likely the cause of high levels of radon gas in nearby homes and other school buildings, according to ...

Groveport Madison Schools will test and mitigate for radon in all its buildings this winter. One elementary school had a radon test result seven times higher than the EPA's recommended action level.