"Respiratory Muscle Training" -- is there a consensus of sorts about the effectiveness of this?

Hi all

I came across this article, and am interested in any experiences, but mostly validation that this technique is more than a placebo.

Thanks

Here’s a start, from the physiotherapy profession:
https://www.physio-pedia.com/Respiratory_Muscle_Training.

Or read the references from the article you cite…

:zipper_mouth_face: mea culpa