can smoking cigarettes cause lung cancer Preventing Chronic Disease: April 2007: 06_0024 The harmful chemicals in smoking

The harmful chemicals in smoking directly damage lung cells, causing DNA mutations that increase cancer risk. Over time, these damaged cells grow abnormally, leading to tumor formation in the lungs. Quitting smoking Cigarettes Cause Lung Cancer It's Never Too Late to Break Free from Smoking Smoking causes lung cancer Jamaica Lung Cancer: Causes, Symptoms, Stages, Treatment, Prevention Cigarette smoking is the leading risk factor for lung cancer which is the second most common cancer in men in Malaysia. #NCSM #NCSMEdu #NoTobacco

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