The amygdala is a part of the brain important for emotional responses, especially fear. It is thought to be important in anxiety disorders. A new UC Davis study reveals new cell types in different ...

Depression and anxiety may heighten cardiovascular disease risk through chronic stress pathways in the brain and body.

"I am often said to have identified the amygdala as the brain's 'fear' center. But the fact is, I have not done this, nor has anyone else." —Joseph LeDoux (2015) 3D illustration of both amygdala.

Researchers have identified a specific structural change in the brain that appears to track with the relief of depressive ...

The trauma of posttraumatic stress disorder (PTSD) is both personal and social. The condition affects approximately 3.5 percent of U.S. adults every year and the prevalence of the condition in ...

Hasegawa et al. first used a fluorescence-based sensor to measure dopamine levels in the amygdala of mice as they naturally cycled between wakefulness and non-REM and REM sleep. Dopamine release in ...