Fear memories are crucial for survival. However, excessive generalization of such memories, characterized by a failure to discriminate dangerous from safe stimuli, is common in anxiety disorders. We identified distinct neuronal ...
Dec 1, 2014
0
1
In contrast to evidence that the amygdala stimulates stress responses in adults, researchers at Yerkes National Primate Research Center, Emory University have found that the amygdala has an inhibitory effect on stress hormones ...
Aug 20, 2014
0
0
Our brains are able to judge the trustworthiness of a face even when we cannot consciously see it, a team of scientists has found. Their findings, which appear in the Journal of Neuroscience, shed new light on how we form ...
Aug 5, 2014
0
2
The tiny addition of a chemical mark atop a gene that is well known for its involvement in clinical depression and posttraumatic stress disorder can affect the way a person's brain responds to threats, according to a new ...
Aug 3, 2014
5
0
The area of the brain that plays a primary role in emotional learning and the acquisition of fear – the amygdala – may hold the key to who is most vulnerable to post-traumatic stress disorder.
Jul 15, 2014
0
0
When evaluating another person's emotions – happy, sad, angry, afraid – humans take cues from facial expressions. Neurons in a part of the brain called the amygdala "fire" in response to the visual stimulation as information ...
Jul 1, 2014
1
0
Fathers who spend more time taking care of their newborn child undergo changes in brain activity that make them more apt to fret about their baby's safety, a new study shows.
May 26, 2014
0
0
(Medical Xpress)—In a new paper published in the current issue of Neuron, Harvard Medical School researchers at McLean Hospital report that increased activity in the medial prefrontal cortex of the brain is linked to decreased ...
Dec 4, 2013
0
0
In what are believed to be the first studies of their kind, Cedars-Sinai researchers recording the real-time firing of individual nerve cells in the brain found that a specific type of neuron in a structure called the amygdala ...
Nov 20, 2013
0
0
Anxiety disorders, which include posttraumatic stress disorder, social phobias and obsessive-compulsive disorder, affect 40 million American adults in a given year. Currently available treatments, such as antianxiety drugs, ...
Aug 21, 2013
0
0
