What is COPD: What Causes COPD?

What is COPD? Chronic obstructive pulmonary disease (COPD) is the general term for a group of lung diseases that restrict breathing by blocking airflow to the lungs. The two main diseases associated with COPD are emphysema and asthmatic bronchitis. Most people with COPD have a combination of emphysema and asthmatic bronchitis. Symptoms of COPD usually don’t show up until the disease has already caused significant lung damage. [Read more...]