What Adgh to this extent ? Question is echoed by parents and mothers often , especially when they see their babies laugh and sometimes underlings hysteria of laughter to a very trivial reasons .
So British scientists search through a study they conducted recently for reasons that laughter. Participated in this study about 1400 father and mother of the 25 countries , the researchers ask them a series of questions pertaining to more things that make a child laugh . After collecting the data and found that the children laughed several reasons , the most important new voices to be heard , as well as seeing things for the first time , and others.
Child and laughter in front of the mirror :
Dr Caspar Adaman supervisor of this study , and is the center of Birkbeck of the brain and cognitive development at the University of London , said that the children can not see themselves only after 18 months of birth , and their laughter in front of the mirror caused by seeing something strange does the same work that they do.
Hide the face and disclosed children laugh :
More games that evoke hysteria of laughter in children despite of trifle The only reason for that is the fact that children do not yet know the concept of time , so the hide their faces and disclosure of shock quickly cause them to make them laugh no matter what the game is repeated .
Touch:
According to the researchers , the Tickle stimulate nerves , laughter of children means admiration and continue to do the request
