Chronic obstructive pulmonary disease (COPD), a progressive, incurable respiratory illness, is characterized by airflow obstruction. In the U.S., approximately 12 million individuals have COPD while another 12 million remain undiagnosed.
Chronic obstructive pulmonary disease (COPD), a progressive, incurable respiratory illness, is characterized by airflow obstruction. In the U.S., approximately 12 million individuals have COPD while another 12 million remain undiagnosed.