lung cancer caused by cigarettes What You Need to Know About Smoking and 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 Smoking and lung cancer: What's my risk? 9 of the Worst Diseases You Can Get from Secondhand Smoke State of Tobacco Control American Lung Association Cigarette Smoking Is the Main Cause of Lung Cancer HealthXchange What are the causes and risk factors of lung cancer The Content Science Education Enhances Knowledge (SEEK)
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