15 COPD Symptoms: Chronic obstructive pulmonary disease (COPD) is a common problem—24 million people in the U.S. are thought to have it—but few people have a grasp of what it is. www.LungNE.org

15 COPD Symptoms: Chronic obstructive pulmonary disease (COPD) is a common problem—24 million people in the U.S. are thought to have it—but few people have a grasp of what it is. www.LungNE.org

Original article and pictures take https://health.com site