When animals hunt or forage for food, they must constantly weigh whether the chance of a meal is worth the risk of being spotted by a predator. The same conflict between cost and benefit is at the heart of many of the decisions ...
Apr 24, 2017
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Stress eating is something many people are familiar with, but how the brain links positive reinforcement like food to emotional states like fear or anxiety is not well-understood. The wiring in the mouse brain, however, is ...
Mar 22, 2017
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Scientists have long believed that the central amygdala, a structure located deep within the brain, is linked with fear and responses to unpleasant events.
Mar 22, 2017
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Researchers at the University of California, Irvine have identified a key neural pathway in humans that explains how the brain processes feelings of fear and anxiety, a finding that could help scientists unlock new ways to ...
Feb 8, 2017
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Researchers at Rosalind Franklin University of Medicine and Science have induced empathy-like behavior by identifying then manipulating a brain circuit in an experimental model, an indication that new strategies may help ...
Feb 7, 2017
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The creaking of an opening gate followed by a dog attack can disturb otherwise pleasant evening walks. The sound of that gate opening on subsequent walks will elicit an emotional response, and the power of this response will ...
Nov 14, 2016
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Some memories just seem to go together. Think about an important experience in your life. You may also closely remember another experience that happened around that time too, like exchanging vows at your wedding, and then ...
Jul 22, 2016
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Capitalizing on experimental genetic techniques, researchers at the California National Primate Research Center, or CNPRC, at the University of California, Davis, have demonstrated that temporarily turning off an area of ...
Jul 21, 2016
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Fear memory encoding, the process responsible for persistent reactions to trauma-associated cues, is influenced by a sparse but potent population of inhibitory cells called parvalbumin-interneurons (PV-INs) in the amygdala, ...
Jul 14, 2016
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An international team lead by researchers from CTB-UPM shows that the amygdala of the human brain is able to detect possible threats in the visual environment at ultra-fast time scales.
Jun 15, 2016
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