(Medical Xpress)—In 1949, Donald O. Hebb (often called the father of neuropsychology and neural networks) published The Organization of Behavior: A Neuropsychological Theory1, connecting the two previously distinct areas ...
(Medical Xpress)—Activating the brain's amygdala, an almond-shaped mass that processes emotions, can create an addictive, intense desire for sugary foods, a new University of Michigan study found.
Dec 10, 2014
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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
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Race-related demonstrations, Title IX disputes, affirmative action court cases, same-sex marriage bans.
Nov 12, 2014
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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
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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
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Scientists studying depression in teens have discovered that subtle changes in a gene can predict how the brain reacts to stress, which can cause such health issues as depression, post-traumatic stress disorder and obesity.
Aug 4, 2014
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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
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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
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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
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