“Brandy: Many of our COPD patients somehow figure out that positions (sitting upright, tripod) and pursed-lipped breathing allows them to inhale and exhale better.  We learned how critical body position was on our COVID patients. When we placed our patients in a prone position, we saw an instant improvement in oxygenation. Can a student explain why the prone position improved oxygenation? “

Is there anyway you could respond to this with using at least 100 words? Answering the question about how prone position can improve oxygenation. Can you use this article :

https://rc.rcjournal.com/content/62/8/1097.short