how does cigarette smoke 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 Cigarette smoking is the leading

Cigarette smoking is the leading risk factor for lung cancer which is the second most common cancer in men in Malaysia. #NCSM #NCSMEdu #NoTobacco What Causes Lung Cancer, Is It Hereditary & Known Risk Factors How Do Cigarettes Cause Cancer? Memorial Sloan Kettering Cancer Center World No Tobacco Day: Choose Health, Not Tobacco Tobacco use is a risk factor for several types of cancer, including cancers of the lung, mouth, throat, esophagus, pancreas, bladder, and stomach.

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