From asthma to chronic obstructive pulmonary disease (COPD), there are a variety of conditions that can affect the lungs. Wheezing or general shortness of breath may be signs that the lungs aren’t ...

Doctors use lung diffusion tests to measure how well a person’s lungs exchange oxygen and carbon dioxide. The test can detect lung damage and help diagnose lung conditions, including emphysema and ...

If your doctor needs to figure out why you're having trouble breathing or to check for other lung problems, they may suggest lung diffusion testing. It measures how well your lungs are working. Lung ...