Is Emphysema A Silent Killer?

Is Emphysema A Silent Killer? Chronic obstructive pulmonary disease (COPD) is a chronic respiratory disease also known as the Silent Killer. The early stages of COPD are almost always unnoticeable as most people attribute the symptoms to an illness, old age, being out of shape, and/or smoking. Is emphysema a slow death? Emphysema is a