This is especially true among smokers, since the risk to smokers is much greater than to non-smokers.
Radon testing is difficult, time-consuming and expensive.
Radon test kits are not reliable and are difficult to find. Homes with radon problems can't be fixed. Thousand of homeowners have already fixed radon problems in their homes. Radon only affects certain kinds of homes. Radon is only a problem in certain parts of the country.