November 7, 2022
What is COPD?What is chronic obstructive pulmonary disease (COPD)?COPD is a lung disease that makes it hard to breathe. It is caused by damage to the lungs over many years, usually from smoking.COPD is often a mix of two diseases:Chronic bronchitis (say "bron-KY-tus"). In chronic bronchitis, the airways that carry air to the lungs (bronchial
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