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Written By: Admin | Published : September 9, 2012 11:48 AM IST
Lung cancer refers to uncontrolled cellular growth in the lung tissues. These lumps and tumours interfere with the normal functioning of the lungs, stopping it from performing its primary duty of providing oxygenated blood to the rest of the body. It is the most common form of cancer in men and women and caused 1.38 million deaths in 2008.Along with smoking there are various things other causes of lung cancer. Heavy exposure to asbestos, radon, uranium, arsenic, genetic predisposition, heavy exposure to second hand smoke and lung scarring from any prior illness can all cause lung cancer.