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Botox Dulls Emotions

Limited facial expressions may stifle feelings
By Nick McMaster,  Newser Staff
Posted Jun 22, 2010 2:30 PM CDT
Botox Dulls Emotions
Colleen Delsack, 47, of Alexandria, Va., has Botox injected by Dr. Shannon Ginnan, at Reveal in Arlington, Va. on Friday, June 5, 2009.   (AP Photo/Jacquelyn Martin)

(Newser) – Some Botox patients have trouble looking happy or sad, and now research suggests they have trouble feeling happy or sad as a result. Facial expressions themselves are thought to produce sensory feedback that influences emotional states, so a group of Barnard researchers tested whether Botox users—who have literally paralyzed parts of their faces—might feel limited responses, LiveScience reports.

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The researchers showed videos with strong emotional scenes to subjects injected with Botox and Restylane, another wrinkle-fighting substance that doesn't paralyze tissue. The Botox folks were especially limited in their ability to respond to a mildly positive scene and "exhibited an overall significant decrease in the strength of emotional experience," the researchers write in the journal Emotion.
(Read more Botox stories.)

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