Chronic obstructive pulmonary disease, or COPD, is a group of lung diseases with no cure. CNN wellness expert Dr. Leana Wen eyes a new study examining “young COPD.”
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Chronic obstructive pulmonary disease, or COPD, is the fourth leading cause of death worldwide, responsible for 3.5 million deaths in 2021, according to the World Health Orga... [7408 chars]