Radon, a radioactive gas, is the leading cause of lung cancer among nonsmokers and is present at high levels in many Ohio homes. Radon forms from decaying metals in soil, entering homes through ...

Tests have shown more than half of the houses in Morgan County have dangerously high levels of the radioactive gas radon.

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In Colorado, as of 2025, about 500 people a year die from lung cancer as the result of radon gas exposure. Nationally, the ...