Latest Amygdala Stories
Just when children are faced with intensifying peer pressure to misbehave, regions of the brain are actually blossoming in a way that heighten the ability to resist risky behavior, report researchers at three West Coast institutions.
Although it is quite common for a brief, unique experience to become part of our long-term memory, the underlying brain mechanisms associated with this type of learning are not well understood.
Adolescence is often described as a tumultuous time, where heightened reactivity and impulsivity lead to negative behaviors like substance abuse and unsafe sexual activity.
Why do some people fret over the most trivial matters while others remain calm in the face of calamity?
New research examines the anxious brain during a fear conditioning task and provides insight into why some individuals may be more or less prone to anxiety disorders.
A naturally occurring growth factor significantly boosted retention and prevented forgetting of a fear memory when injected into rats' memory circuitry during time-limited windows when memories become fragile and changeable.
Mice previously exposed to traumatic situations demonstrate a more persistent memory of fear conditioning - acquired by associating an acoustic stimulus with an aversive stimulus - and lack the ability to inhibit this fear.
Researchers at the University of Iowa have pinpointed the part of the brain that causes people to experience fear- a discovery that could immensely improve the treatment for the many people with post-traumatic stress disorder (PTSD) and other anxiety conditions.
Scientists from the Massachusetts General Hospital (MGH) Psychiatric Neuroimaging Research Program have discovered a link between the size of a particular part of the brain and a person's likelihood to experience a full and active social life.
It is quite likely that most people have more than a few fears? But imagine what it would be like to not have any fears whatsoever.
- A volcanic mudflow.