Tag:

Genetics

Non-Smokers Develop Lung Cancer, Too Non-Smokers Develop Lung Cancer, Too
Non-Smokers Develop Lung Cancer, Too More than 80% of lung cancer cases are attributed to smoking. But that means that nearly a fifth of cases afflict non-smokers, a percentage that has increased in recent years. Both environmental and genetic factors are in play when non-smokers get lung cancer. Despite marked improvements in U.S. air quality, there are still plenty of irritants and harmful pollutants in the environment. The Leading Cause Exposure to radon gas is the leading cause of lung cancer in non-smokers and the second-leading cause overall, responsible for more than 20,000 lung-cancer deaths annually. Radon is harmles…