Breathing in polluted air daily? Here’s what it does to your lungs and body

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We inhale nearly 10,000 litres of air every day, making clean air essential for good health. As thick smog blankets Delhi and the air turns toxic, breathing becomes a daily risk. Polluted air doesn’t just irritate your throat — it quietly damages your lungs and affects your entire body. Here’s how it affects your lungs and overall health. (Image: Canva)

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How Lungs Work | Your lungs help your body take in oxygen and remove carbon dioxide. When you breathe in, air travels through your nose, down the pharynx and windpipe, and into smaller air passages called bronchi and bronchioles before reaching tiny air sacs called alveoli. In the alveoli, oxygen from the air moves into the bloodstream, while carbon dioxide from the blood moves into the lungs to be breathed out. Hair-lik