Free radon tests are available from the St. Joseph County Department of Health, allowing residents to check their home for the gas that is said to be the No. 1 cause of lung cancer among nonsmokers.

UPPER MICHIGAN, Mich. (WLUC) - January is National Radon Action Month and the Western Upper Peninsula Health Department (WUPHD) wants you to test your home. Radon is a naturally occurring radioactive ...