Study to reveal pruritus feels that really knows " Infect "

Study to reveal pruritus feels that really knows " Infect "
Study to reveal pruritus feels that really knows " Infect "
Www.xinhuanet.com London 3 Cable of the 27th of moon (reporter is yellow) A lot of people have such experiences, see someone else scratch and itch, a certain place can't help itching too on oneself. A latest research shows, the person's pruritus feel will really be " infected " ,This may one the intersection of brain and the intersection of activity and mechanism that mankind form in evolution. New one " the the intersection of British and the intersection of dermatology and magazine " publish, say U.S.A. the intersection of university,etc. and organization's researcher, Rest of KeFu, Wei ask some volunteers to participate in the relevant experiment, the volunteer watches a section of anyone scratching the video that scratch itching or not separately. The result reveals, watch someone scratches and itches the volunteer of the video, presents the behavior of scratching itching more, its frequency is about twice of other people's. In addition, these volunteers also can cause the medicinal liquid or ordinary brine that pruritus feels on the arm on one separately, the result reveals, some volunteers with medicinal liquid not merely scratch the position of some medicinal liquid to watch someone scratching and itching on short film and arm, will also scratch the other positions on one's body carelessly, it means that and not only that medicinal liquid has caused the feeling of pruritus. Researchers say, these phenomena prove pruritus feel will really be " infected " ,May because there is a kind of special mechanism in people's brain in this, this kind of mechanism only receives others and scratches the signal that itch even just talk about and itch, will convert it to thinking the signal that oneself itches. Once studied and revealed that there is this kind of situation in animals such as monkeys,etc. too in the past, researchers think, this may be because the common ancestor of monkey and the mankind lives in the collective with close relation, if member a certain appear louse wait for parasite and scratch, itch at body, other member begin, scratch, itch too see, this contributes to controlling the spread of the parasite, if things go on like this form " infects " that pruritus feels gradually Mechanism.


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