Your lungs are crucial in achieving this goal—once you take air into your lungs, oxygen enters the bloodstream and moves ...

When inflammation in the lungs is chronic, it can cause scarring. This scar tissue can prevent oxygen from moving easily from your lungs into your blood and may cause diffuse (widespread) interstitial ...

It's actually our diaphragm and the intercostal muscles that expands our chest volume and it's this difference in pressure that results in the air moving in and out of the lungs. And I've got a ...