how does cigarette smoke affect the lungs Many people think smoking only on weekends or at parties is harmless, but doctors warn there is no safe amount of tobacco. Find out even occasional smoking damages your heart How Cigarettes Smoking Damages Lungs?

How Cigarettes Smoking Damages Lungs? (Urdu Hindi) How Smoking Affects Your Body? Smoking The respiratory system in humans WJEC GCSE Biology (Single Science) Revision WJEC BBC Bitesize How Smoking and Nicotine Damage Your Body FV Hospital Smoking doesn't just affect your lungs, it slowly harms your heart and brain too. From reduced oxygen levels to increased risk of stroke and addiction, every puff takes a toll Smoking causes deep, progressive damage to the lungs by destroying air sacs, narrowing airways, reducing oxygen exchange, and weakening natural cleansing mechanisms. Over time, it leads to chronic cough, breathlessness, COPD, and

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