One of the leading causes of death in the United States is chronic obstructive pulmonary disease (COPD), and millions who have it likely don’t even know it, according to the National Heart, Lung and Blood Institute.
One of the leading causes of death in the United States is chronic obstructive pulmonary disease (COPD), and millions who have it likely don’t even know it, according to the National Heart, Lung and Blood Institute. Nerthuz Getty Images/iStockphoto
One of the leading causes of death in the United States is chronic obstructive pulmonary disease (COPD), and millions who have it likely don’t even know it, according to the National Heart, Lung and Blood Institute. Nerthuz Getty Images/iStockphoto