what chemical causes cancer in cigarettes The harmful chemicals smoking directly damage lung cells, causing DNA mutations that increase risk. Over time, these damaged cells grow abnormally, leading to tumor formation in the lungs. Quitting smoking Does Nicotine Cause Cancer? |
Does Nicotine Cause Cancer? Dana Farber Cancer Institute Tobacco and Cancer Cancer CDC Genetic evidence that e cigarettes increase cancer (and other disease) risk among young adults Stanton Glantz blog What chemicals are in a cigarette? What does smoking do to your body? Cancer Research UK
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