Here is some related info about reversing dementia.
Short overview:
http://www.today.com/health/new-brain-program-may-fight-alzh...
Article/Study:
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4221920
The interventions (from the article/study):
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4221920/table/T1...
Video presentation by the doctor: