@pfbacon and @skeleton - Here are a couple of references on the topic that might be helpful for you.

-- The Brain's Way of Healing: Remarkable Discoveries and Recoveries from the Frontiers of Neuroplasticity
by Norman Doidge: https://www.goodreads.com/book/show/22522293-the-brain-s-way-of-healing
-- What is Neuroplasticity? A Psychologist Explains [+14 Exercises]: https://positivepsychology.com/neuroplasticity/