​Sounds can cheer us up or make us grit our teeth.
Sound waves transform our bodies.
Brain surgery is being done with sound waves.
My father swore that Led Zeppelin gave him heart burn. 
I remember the first time I heard someone grieve. It felt so powerful and expansive it changed me forever!

Here are a few links to look into sound healing in medicine.
https://www.fusfoundation.org/diseases-and-conditions/oncological/brain-tumors
and  https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4810374/