do cigarettes really cause lung cancer The harmful chemicals in smoking 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 Cigarettes: the hard truth |
Cigarettes: the hard truth Canadian Cancer Society Does Smoking Cause Cancer Consensus Academic Search Engine Every puff damages your lungs even if its "just one" cigarette., Tobacco doesnt take it slow it fills your lungs with toxins, triggering long term harm and increasing your cancer risk., Heres Aetiology: Crucial clues Nature
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