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November 28 2012
Seeing someone scratch an itch could make you feel itchy too, a study suggests.
The British Journal of Dermatology paper looked at whether images such as those of others scratching or ants crawling on skin, made people scratch.
The study of 30 people asked them how they felt looking at these and "non-itch" images - and found visual cues did provoke a "scratch response".
Experts said the work could help understand skin disorders.
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