For smoking stuffs and cigarette for 3 years. Can it effect me such to have cancer?

Dr. Kaushal YadavOncologist12yrs exp

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Tobacco smoking: - smokers have 20 fold increase of lung cancer compared to non smokers - tobacco smoke contain thousands of chemicals which include >70 chemicals are proven carcinogens - quitting smoking is beneficial. Former smokers are at 9 fold increased risk while current smokers are at 20 fold increased risk of lung cancer compared to non smokers. - environmental tobacco smoke exposure to non smokers through passive smoking from smokers also increase the risk. 

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