Date Published: 05/01/2007 [Source]
Most people know the importance of having a working smoke detector and many might have a carbon monoxide detector.
But there could be another silent killer lurking that's much more likely to strike than fires and carbon monoxide.
Radon -- a colorless, odorless gas directly linked to 21,000 lung cancer deaths in the U.S. each year -- could be seeping into homes more often than we know.