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October 6, 2008 6:03:56 PM CDT

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Stories related to: phobias

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2 Stories

  • March 2008

    • Tiny Shocks Win by a Nose

      Chicago Tribune  |  Mar 28, 08 4:00 PM CDT

      Tiny Shocks Win by a Nose

      (Newser) - Electric shocks can sharpen the sense of smell, a finding that suggests new ways of altering sensory perception, the Chicago Tribune reports. MRIs showed subjects’ brains actually changing after researchers administered tiny shocks, which improved their ability to distinguish between similar smells. Because many psychological conditions relate to the senses, the results could shed light on possible treatments. More »

      Tags

      brain  • mental health  • PTSD  • health research  • therapy  • MRI  • sense of smell  • electrical shocks  • phobias

    • Humans Wired to Fear Snakes

      LiveScience  |  Mar 5, 08 4:42 PM CST

      Humans Wired to Fear Snakes

      (Newser) - Evolution seems to have given humans a hard-wired ability to recognize snakes and spiders, LiveScience reports. Intrigued by the widespread fear of serpents despite the fact that most humans rarely interact with them, researchers showed groups of adults and 3-year-olds natural scenes containing various hidden animals. Both groups were consistently able to find snakes and spiders faster than other animals. More »

      Tags

      genes  • human evolution  • psychological research  • snakes  • natural selection  • spiders  • phobias

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