Chronic obstructive pulmonary disease (COPD) is a group of diseases that affect the lungs. The disease makes it difficult to breath and progressively gets worse. About 15 million Americans have been ...
Chronic obstructive pulmonary disease, or COPD, is one of the world’s leading causes of death, responsible for 3.5 million deaths in 2021 alone. It is often thought of as a disease of older smokers.