The main cause of lung cancer is smoking although exposure to second-hand smoke, asbestos and radon can also cause lung cancer, according to WebMD. Up to 90 percent of the lung cancer cases are caused by smoking, and the... More »

www.reference.com Health Conditions & Diseases Cancer

Squamous cell lung cancer is caused by smoking, exposure to radon, second-hand smoke and pollution, according to the American Cancer Society. Asbestos and diesel exhaust also lead to squamous cell lung cancer. Experts be... More »

www.reference.com Health Conditions & Diseases Cancer

Lung nodules may be cancerous, but most are not, according to Mayo Clinic. They range from about 0.2 inch to a bit more than 1 inch in size. More »

www.reference.com Health Conditions & Diseases Cancer

Although smoking is not the only cause of lung cancer, 90 percent of all lung cancer cases are caused by smoking, according to WebMD. In nonsmokers, lung cancer can be caused by exposure to radon gas, secondhand smoke, a... More »

www.reference.com Health Conditions & Diseases Cancer

The risk factors for developing lung cancer include smoking, family history of lung cancer, radon gas exposure, being a passive smoker, exposure to asbestos and chest radiation therapy. Some risk factors, such as smoking... More »

www.reference.com Health Conditions & Diseases Cancer

Squamous cell lung cancer is caused by smoking, exposure to radon, second-hand smoke and pollution, according to the American Cancer Society. Asbestos and diesel exhaust also lead to squamous cell lung cancer. Experts be... More »

www.reference.com Health Conditions & Diseases Cancer

Although no definite way exists to prevent lung cancer, avoiding risk factors such as smoking, exposure to high levels of radon and exposure to carcinogens can help reduce the chance of developing lung cancer, according ... More »

www.reference.com Health Conditions & Diseases Cancer