Functional residual capacity (FRC) is the volume of air left in your lungs after a normal, passive exhalation. This test is used to evaluate your lung function, and you may need to have your FRC ...
Forced vital capacity (FVC) is the amount of air that can be forcibly exhaled from your lungs after taking the deepest breath possible. It's measured by spirometry, which is a common breathing test to ...
“I think I wasn’t sent for tests because I was so fit. “As a scuba diver, my lung capacity is good, so I wasn’t short of breath, but given that we’re constantly told that a persistent ...
Chronic conditions, such as heart disease, lung disease, and musculoskeletal disorders, can limit a person’s walking capacity, making the test a useful tool for identifying potential health concerns.