Depression continues to threaten humanity across the globe, with nearly half of the suicidal cases involving depressed individuals. The number of people having depressive episodes at least once a day continues to rise significantly, with the American adult population leading the pack.
Emphysema is one type of chronic obstructive pulmonary disease (COPD), a category of lung diseases that also includes chronic bronchitis and bronchiectasis.
Emphysema is caused by damage to the alveoli, the tiny air sacs in the lung where the exchange of oxygen and carbon dioxide takes place. With emphysema, damage to the alveoli results in air becoming trapped, causing them to expand and rupture.