(Medical Xpress)—Despite the well known inaccuracies of polygraph lie detectors, they remain in widespread, if selective, use by the criminal justice system. While they are far from truth machines, if the person who is ...
Reward-seeking and threat avoidance are critical for survival. Pursuing enjoyable things triggers the release of dopamine in the brain, making people feel pleasure. In contrast, people subconsciously avoid unpleasant feelings ...
Nov 14, 2022
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A team of researchers with members from Instituto de Investigación Sanitaria Gregorio Marañón, the University of Southern California and the Autonomous University of Barcelona has found that some parts of the male brain ...
A tiny region in the middle of the brain plays a far more important role than previously known in helping it respond to changes in the environment, a new study shows.
Aug 20, 2021
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The degree to which the brain's wiring aligns with its patterns of activity can vary with sex and age, and may be genetic, suggests a study published by Weill Cornell Medicine investigators. The study finds that this alignment ...
Aug 17, 2021
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For most of history, humans rose with the sun and slept when it set. Enter Thomas Edison, and with a flick of a switch, night became day, enabling us to work, play and post cat and kid photos on Facebook into the wee hours.
Nov 14, 2012
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When healthy people are faced with threatening situations, they react with a suitable behavioural response and do not descend into a state of either panic or indifference, as is the case, for example, with patients who suffer ...
Sep 6, 2011
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Lewy body disease may be more common in middle-aged people than previously thought, according to a recent study by the University of Helsinki and the University of Tampere. In the study, almost 1 in 10 of over-50-year-olds ...
Mar 26, 2024
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Soccer fans exhibit different patterns of brain activation while watching a match that may trigger positive and negative emotions and behaviors, according to research being presented next week at the annual meeting of the ...
Nov 21, 2023
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Screaming may be associated with a multitude of emotions or functions. We might scream when we are surprised or when we experience joy, pleasure or excitement. We scream with sadness, fear and grief, too. We might scream ...
Oct 25, 2022
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