[NEWS] Scientists identify brain circuit that drives pleasure-inducing behavior

1 · · May 2, 2017, 6:34 p.m.
(from MIT news) Scientists have long believed that the central amygdala, a structure located deep within the brain, is linked with fear and responses to unpleasant events. However, a team of MIT neuroscientists has now discovered a circuit in this structure that responds to rewarding events. In a study of mice, activating this circuit with certain stimuli made the animals seek those stimuli further. The researchers also found a circuit that controls responses to fearful events, but most of...