Brain-related emotional disorders have a lot in common. We may not be sure why, but now we may know where.

In Brain Disorders, Brain Science by Brainy Days Ahead

In this study, the most common difference in white matter structure that researchers found was disruption in a region of the brain that connects different parts of the “default-mode network,” which is responsible for passive thoughts not focused on a particular task. That area is the left superior longitudinal fasciculus.