This lung disease can be dangerous for younger people, too

Chronic obstructive pulmonary disease, or COPD, is a group of lung diseases with no cure. CNN wellness expert Dr. Leana Wen eyes a new study examining “young COPD.”

​ Chronic obstructive pulmonary disease, or COPD, is a group of lung diseases with no cure. CNN wellness expert Dr. Leana Wen eyes a new study examining “young COPD.” Read More Breaking News, Latest News and Videos | CNN