Lung Cancer – Mostly Caused by Smoking
Lung Cancer occurs when this uncontrolled cell growth begins in one or both lungs. Rather than developing into healthy, normal lung tissue, these abnormal cells continue dividing and form lumps or masses of tissue called tumors. Tumors interfere with the main function of the lung, which is to provide the bloodstream with oxygen to be… Read More Lung Cancer – Mostly Caused by Smoking