how does tobacco cause lung cancer The harmful chemicals in smoking directly damage cells, causing DNA mutations that increase risk. Over time, these damaged cells grow abnormally, leading to tumor formation in the lungs. Quitting smoking π Smoking is one of
Smoking is one of the leading causes of lung cancer and every cigarette harms your lungs more than you realize. Tobacco smoke contains harmful chemicals that damage lung cells over Smoking causes fatal lung cancer Image 2 European Union Smoking Cigarettes Causes Lung Cancer Why Do Non Smokers Get Lung Cancer? Dr. Arvind Kumar Cigar smoking causes lung cancer
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