how does smoking cigarettes cause lung cancer 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 Your Physical Health Make Smoking History It's Lung Cancer Awareness Month, and smoking is the #1 cause. Thinking about quitting or know someone who is? Save this post or pass it on to someone you love. 1 Mechanistic Framework for Understanding How Cigarette Smoking Causes Download Scientific Diagram

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