how does tobacco cause lung cancer The Many Dangers of Use Smoking Cigarettes Causes Lung Cancer

Smoking Cigarettes Causes Lung Cancer Smoking and Lung Cancer Tips to Quit 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 causes lung cancer Brunei Darussalam Health effects of smoking tobacco Wikipedia DYK: The primary cause of lung cancer is tobacco smoking. Non smokers who are exposed to tobacco smoke are also affected and have a 30% increased risk of developing lung cancer. Learn more

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