Clinically depressed adolescents have decreased connectivity between brain regions involved in emotion processing, but increased connectivity between brain regions involved in rumination, according to a new brain scan study of first-episode, medication-naive teens with major depression.

See the source article by following the link below:
Clinically depressed adolescents have decreased connectivity between brain regions involved in emotion processing, but increased connectivity between brain regions involved in rumination, according to a new brain scan study of first-episode, medication-naive teens with major depression.