Humans Use More Than 10% of Their Brains: Science Myths

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Discussion Overview

The discussion revolves around the myth that humans only use 10% of their brains, exploring its origins, interpretations, and the validity of this claim. Participants share various perspectives on the accuracy of this statement and its implications in the context of neuroscience.

Discussion Character

  • Debate/contested
  • Conceptual clarification

Main Points Raised

  • Some participants assert that the claim of using only 10% of the brain is false, citing MRI imaging as evidence that most of the cerebral cortex is active even during sleep.
  • Others express initial belief in the myth, indicating that they had heard it frequently enough to accept it as true.
  • A participant suggests that the 10% claim may be misinterpreted, proposing that it refers to using only 10% of the brain at any given time rather than the total grey matter.
  • Another participant references a source that claims even the corrected interpretation of the myth is inaccurate.
  • There is mention of the myth's unclear origins, with some attributing it to self-help movements and others suggesting it may stem from misunderstood scientific findings.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the validity of the 10% brain usage claim, with multiple competing interpretations and beliefs remaining present throughout the discussion.

Contextual Notes

Participants note that the origins of the myth are complex and may involve various sources, including scientific misunderstandings and popular culture, but do not resolve the ambiguity surrounding these origins.

scott1
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http://www.livescience.com/bestimg/?url=myths_gumballs_03.jpg&cat=myths
Humans use only 10 percent of their brains
This media darling has been around for at least a century. Fortunately, it's just not true. MRI imaging clearly demonstrates—with fancy colors no less—that humans put most of their cerebral cortex to good use, even while dozing.
IMAGE CREDIT: Courtesy of the National Institute of Biomedical Imaging and Bioengineering and Dr. Kamil Ugurbil, University of Minnesota.
I thought that was true.
 
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scott1 said:
I thought that was true.

Maybe you've been around S&D too much?
 
Pengwuino said:
Maybe you've been around S&D too much?
No I just herd herd about that so much that I thought it would be true and I seen people who that I think there brain is vestigial organ.:smile:
 
From what I have heard it is true but misinterpreted. I was told that we use only approximately 10% of our brains at any given time as opposed to the common misconception that we use only 10% of our total grey matter with the rest never being used.
 
TheStatutoryApe said:
From what I have heard it is true but misinterpreted. I was told that we use only approximately 10% of our brains at any given time as opposed to the common misconception that we use only 10% of our total grey matter with the rest never being used.

This is what I believe(d?)
 
inha said:
That's not even a science myth. IIRC it was started by the scientologists.
The origins of the myth are not at all clear. Beyerstein, of the Brain Behaviour Laboratory at Simon Fraser University in British Columbia, has traced it back to at least the early part of the century. A 1998 column in New Scientist magazine also suggested various roots, including Albert Einstein and Dale Carnegie ("Brain Drain"). It likely has a number of sources, principally misunderstood or misinterpreted legitimate scientific findings as well as self-help gurus.
http://www.snopes.com/science/stats/10percnt.htm
 

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