I found this lecture that Dr. Robert Lustig gave a lecture called Sugar: The Bitter Truth, in which he shows us that sugar actually stimulates the exact same region of the brain that cocaine goes to work on. (mindbodygreen.com)
Empathy and forgiveness activate the same region of the brain, which means the more you hone your empathy skills, the easier it is to forgive and be forgiven. (tarcherbooks.net)
«Study could help explain link between seizures and psychiatric disorders: Cells related to seizures, schizophrenia, and ADHD all found in the same region of the brain.» (sciencedaily.com)