Emphysema is a lung disease that damages the air sacs, making it difficult to breathe, especially during physical activity. Smoking is the primary cause of emphysema, but exposure to irritants, ...

Since chronic obstructive pulmonary disease (COPD) is a group of chronic lung diseases that make it more difficult to breathe, people with COPD often have at least one lung disease, such as emphysema.

Emphysema is a type of COPD that causes permanent damage to lung tissue, making it harder for the lungs to oxygenate blood and remove carbon dioxide. There is no cure for emphysema. However, ...

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 ...