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Gate control theory of pain

The gate control theory of pain, put forward by Ron Melzack and Patrick Wall in 1962, is the idea that physical pain is not a direct result of activation of pain receptor neurons, but rather its perception is modulated by interaction between different neurons.

Note:   The above text is excerpted from the Wikipedia article "Gate control theory of pain", which has been released under the GNU Free Documentation License.
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April 24, 2017

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updated 12:56 pm ET