Chronic coughing and wheezing may be warning signs of lung disease. WebMD's slideshow covers the symptoms and treatments for chronic obstructive pulmonary disease (COPD).

COPD is a severe lung condition that affects over 14 million adults in the United States. November is its awareness month.

Within the respiratory disease area, innovative treatments for chronic obstructive pulmonary disease (COPD), asthma, idiopathic pulmonary fibrosis, lung cancer, allergic rhinitis and infantile ...