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 ...

A new method of scanning lungs is able to show in real time how air moves in and out of the lungs as people take a breath in patients with asthma, chronic obstructive pulmonary disease (COPD), and ...

The respiratory system allows air to reach the lungs, from which oxygen enters the blood and circulates to all body cells. This system also removes waste gases from the body and helps prevent disease ...