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Older brains 'rise to the challenge'
    Joshua H Smith, 2005/12/15 15:28:56

When the going gets tough, older adults' brains get going, according to new research by a University of Michigan professor studying how key regions of the brain click on when needed. Several regions in the brain, especially in the frontal cortex, are involved in helping people meet the demands of a constantly changing environment. While earlier research focused on older adults' failures to activate these regions, the new U-M research found that older adults can activate these regions in response to a challenging task, and may also bring additional brain regions online to help their performance. <more>


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