Exposure to radon is the second leading cause of lung cancer in the United States, after smoking. Mar 1 20Radon is the second leading cause of lung cancer after smoking and the number one cause of lung cancer in non-smokers. Radon and Cancer - National Cancer Institute Radon is present in nearly all air. Lung cancer in non-smokers is the 6th leading cause of cancer deaths in the United States. Radon and Cancer - American Cancer Society Radon gas in the air breaks down into tiny radioactive elements (radon progeny) that can lodge in the lining of the lungs, where they can give off radiation.
Cigarette smoking is by far the most common cause of lung cancer. Radon can enter homes through cracks in floors, walls, or foundations, and collect indoors. But youaposre more likely to get a blank stare if you ask them about the second most common cause.
The public tends to think of lung cancer as occurring in only smokers, but that is far from the truth. Of those, about 9occur in people who never smoked.
<img src="http://colorado-radon.com/wp-content/uploads/2012/11/radon_gas_lung_cancer_colorado_springs.jpg" align="right" alt="Does Radon Exposure Cause Lung Cancer?
