Certain tests help finding specific types of cancers before signs or symptoms appear. Screening for lung cancer is done with attest called “ a low dose helical or spiral computed tomography (CT or CTA) scan, A CT scan ...

Smoking destroys almost every organ in the body, causes many diseases and affects the general health of smokers. • Smoking causes 9 out of 10 cases of lung cancer • Smoking is a main cause of oral cancer