There's more and more scientific proof of our own power to heal ourselves from disease and pain.
I can recommend looking into the work of Dr Bruce Lipton https://www.brucelipton.com and Dr Candace Pert (http://candacepert.com/about-biography/) - molecular biologists who have looked into how emotions affect our cells on a molecular level.
A great video on Youtube: Dr Lissa Rankin: Mind Over Medicine - Scientific Proof You Can Heal Yourself
https://www.youtube.com/watch?v=gcai0i2tJt0
I can recommend looking into the work of Dr Bruce Lipton https://www.brucelipton.com and Dr Candace Pert (http://candacepert.com/about-biography/) - molecular biologists who have looked into how emotions affect our cells on a molecular level.
A great video on Youtube: Dr Lissa Rankin: Mind Over Medicine - Scientific Proof You Can Heal Yourself
https://www.youtube.com/watch?v=gcai0i2tJt0