Pulmonary function tests are a group of noninvasive breathing tests that measure how much air your lungs can hold, how quickly you can move air in and out and how efficiently your lungs transfer ...

As part of a comprehensive lung exam, a doctor may try to listen for various sounds by tapping your back and chest with their hand, which is a test called percussion. If the percussion produces a drum ...

“Emphysema is usually a description of images — CT scan or X-ray — and is only one part of the disease of COPD,” says Uddalak Majumdar, MD, pulmonologist at the Cleveland Clinic in Ohio. COPD is ...

Chronic obstructive pulmonary disease (COPD) and acute bronchitis both cause lung irritation and inflammation. They can trigger similar symptoms, including coughing, chest pain, and fatigue. Acute ...