Dr. Rothschild answers the question: 'Chemical Abnormalities Cause Depression?' — -- Question: How do abnormalities in brain chemicals (such as serotonin and norepinephrine) cause depression?

Epinephrine and norepinephrine are naturally made in the body, where they're best known for activating the fight-or-flight response to stress. They both function as hormones and neurotransmitters, so ...

What are the roles of norepinephrine and the locus coeruleus (LC) in promoting anxiety-like behavior through the basolateral amygdala (BLA)? The LC regulates arousal and stress reactions, especially ...