Do you only use 10 percent of your brain?

  • Published5 Jan 2010
  • Reviewed5 Jan 2010
  • Author
  • Source BrainFacts/SfN


You use all of your brain. Though the 10-percent myth is widespread, recent neuroimaging technology has conclusively destroyed this falsehood. While not all of the brain is active all at once, functional magnetic resonance images (fMRI) show several brain areas are at work for any given activity, depending on what function is needed.

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