smoking cigarettes causes lung cancer because The harmful chemicals in 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 How Do Cigarettes Cause Cancer?
How Do Cigarettes Cause Cancer? Memorial Sloan Kettering Cancer Center Tobacco Awareness and Prevention Roane State Community College The Content Science Education Enhances Knowledge (SEEK) Gastric Cancer and Smoking What Are the Shocking Real Risks? OncoDaily
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