Researchers identify a brain pathway in humans that enables rapid, unconscious fear responses to scary sounds, similar to visual fear shortcuts.

A Dartmouth study challenges the conventional view that the amygdala—the two-sided structure deep in the brain involved in emotion, learning, and decision making—is simply the brain's primitive "fear ...

I’ve been studying the amygdala for more than 30 years. When I started this work, research on this brain region was a lonely field of inquiry. The hippocampus was all the rage, and I sometimes felt ...

Major depressive disorder (MDD) is a severe form of depression characterized by a persistent low mood, hopelessness, disruptions in sleep and/or eating habits, as well as a loss of motivation and ...

MRI scans reveal that people who lose their sense of smell after COVID-19 show measurable changes in brain regions tied to emotion and sensory processing, offering new clues to the lingering effects ...

Researchers have found that the size of the amygdala—a region of the brain involved in processing emotions—could be linked to ...

Macaque species with higher social tolerance possess larger amygdalae, redefining the brain region as a social hub.

What many people call anxiety may actually be fear. Understanding how the brain’s alarm system works can completely change ...

The finding reframes a brain region long tied to aggression as a core component of how primates manage complex social relationships.