Electric current stimulates laughter

Itzhak Fried (), Charles L. Wilson (), Katherine A. MacDonald () and Eric J. Behnke ()
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Itzhak Fried: UCLA Medical School
Charles L. Wilson: UCLA Medical School
Katherine A. MacDonald: UCLA Medical School
Eric J. Behnke: UCLA Medical School

Nature, 1998, vol. 391, issue 6668, 650-650

Abstract: Abstract Speech and laughter are uniquely human. Although there is considerable information on the neuronal representation of speech, little is known about brain mechanisms of laughter. Here we report that electrical stimulation in the anterior part of the human supplementary motor area (SMA) can elicit laughter. This area is also involved in the initiation of speech and has been shown to have increased activity in people who stutter1.

Date: 1998
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DOI: 10.1038/35536

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