Does your body know what time it is? PowerPoint PPT Presentation

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Title: Does your body know what time it is?


1
Does your body know what time it is?
  • Specialized area of brain tied to neurons in the
    back of eyes which sense light and dark
  • This area of the brain releases melatonin
  • Not clear that taking melatonin helps sighted
    people to adjust their sleep schedule

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Plants, insects, humans and other animals have
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