Emphysema falls under the umbrella of chronic obstructive pulmonary disease (COPD). There are three main types of emphysema, and these differ according to which distinct lung parts, or lobules, they ...

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 ...

The symptoms of COPD aren’t always obvious. Subtle signs like finding it harder to keep up with friends on a walk or unconsciously cutting down on physical activity can be easy to miss. Some people ...