What are three common respiratory diseases affecting Americans?
* A chronic respiratory disease that causes inflammation and narrowing of the airways, leading to wheezing, coughing, shortness of breath, and chest tightness.
* Affects an estimated 26 million Americans.
2. Chronic Obstructive Pulmonary Disease (COPD)
* A group of progressive respiratory diseases that includes emphysema and chronic bronchitis.
* Damages the lungs and causes difficulty breathing.
* Affects an estimated 16 million Americans.
3. Pneumonia
* An infection of the lungs that causes inflammation and fluid or pus to fill the air sacs.
* Can be caused by bacteria, viruses, or fungi.
* Affects an estimated 5 million Americans each year.