Scientists scratch heads over why we itch
November 17, 2008 By Robert S. BoydScientists are baffled by one of humankind's most annoying problems - itching - an almost universal misery for which there is, as yet, no adequate explanation or treatment.
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Either that or I smoked something interesting.
And as far as the sensation of itching, that'd be nothing more than an evolved signal to the brain that it's time to scratch.
Now, why is the Itchy and Scratchy theme song running through my head?