So the NHS has 'discovered' sound healing
I recall having ultrasound therapy on an injured knee years ago, but its use and scope were/are very limited.
Sound therapy is more extensively used in alternative medicine
Sound therapy | Life and style | The Observer
Einstein said -
"Concerning matter, we have been all wrong. What we have called matter is energy, whose vibration has been so lowered as to be perceptible to the senses. There is no matter."
It is a case of finding the right vibratory frequency to 'heal' malfunctioning biological atoms/molecules/organs.
If you want to learn more - google 'Solfeggio scales'