This interactive map explains where COPD rates, hospitalizations, and deaths are highest across the United States.

Columnist Caroline Gainer, who's had her own problems when seasons change this time of year, offers tips for those like her ...

COPD symptoms usually begin in middle age and ... This irritation can be caused by an allergen, like animal dander or plant substances, or a universally irritating substance, like chlorine gas ...

Chronic obstructive pulmonary disease, or COPD, is an ongoing group of lung conditions that include chronic bronchitis and emphysema. COPD is the result of damaged lung tissue, which leads to ...