March 12, 2021

PFT (Pulmonary Function Test)

Pulmonary Function Test. Learn more about what PFT means for lung health and its significance!

January 27, 2021


A spirometer is an instrument for measuring the air capacity of the lungs. First attempts to measure lung capacity were made in A.D. 129-200 by Claudius Galen and the first spirometer was invented in the 1840s by John Hutchinson.