Keyword: insula

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  • Red Brain, Blue Brain: Republicans and Democrats Process Risk Differently, Research Finds

    02/13/2013 5:27:09 PM PST · by neverdem · 38 replies
    ScienceDaily ^ | February 13, 2013 | NA
    A team of political scientists and neuroscientists has shown that liberals and conservatives use different parts of the brain when they make risky decisions, and these regions can be used to predict which political party a person prefers. The new study suggests that while genetics or parental influence may play a significant role, being a Republican or Democrat changes how the brain functions. Dr. Darren Schreiber, a researcher in neuropolitics at the University of Exeter, has been working in collaboration with colleagues at the University of California, San Diego on research that explores the differences in the way the brain...
  • Brain Damage Sheds Light on Urge to Smoke

    01/26/2007 7:25:24 PM PST · by neverdem · 19 replies · 735+ views
    ScienceNOW Daily News ^ | 25 January 2007 | Greg Miller
    Crave no more. Some smokers with damage to the insula (red) suddenly lose the urge to smoke. Credit: Naqvi et al., Science Cigarette smokers who suffer damage to a particular brain region often lose the urge to smoke, according to a new study. Although brain damage is hardly a recommended treatment for smokers who want to quit, researchers say the findings provide important insight into the biological basis of addictive behaviors. Previous research on addiction has implicated the insula, a brain region tucked into a deep fold in the cerebral cortex. In brain scans of cocaine addicts, for example, the...