Pulmonary function tests are non-invasive, meaning they are usually quick, pain-free, and safe for most people. Knowing what ...

To diagnose chronic obstructive pulmonary disease (COPD), doctors typically use spirometry to measure your lung function. They usually also perform other tests to monitor the damage to your lungs.

Columnist Ann Reynoso, who's now preparing for a bilateral lung transplant, is counting on her strength and perseverance to ...