Chronic obstructive pulmonary disease (COPD) is one of the most common lung diseases. It makes it difficult to breathe. There are two main forms of COPD: Chronic bronchitis, defined by a long-term cough with mucus; Emphysema, defined by destructio...
A diagnosis of chronic obstructive pulmonary disease (COPD) is based on your signs and symptoms, history of exposure to lung irritants (such...
Smoking is the leading cause of emphysema, a disease of the lungs that makes it hard to breathe. Learn more about how emphysema affects you...
Oxygen therapy refers to supplemental oxygen given to people with breathing disorders.
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