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How do cigarette smoke and other pollutants damage the lungs?

Cigarette smoke and other pollutants tend to make their way deep into the lungs, where they are recognized by our immune cells as invaders. The body then develops an inflammatory reaction to these invaders, which, over time, can cause irreversible damage to the lungs and also permanently change the structure of the lungs. Your best bet is to not smoke.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.