Yawning: Study Results
The research lasted one year, and during that time, behavioral data was collected from more than 100 adults of different nationalities. And in various settings, such as trains or during meals, of Italy and Madagascar.
It was determined that the yawn contagion rate is greater, first of all, with relatives; secondly, with friends and acquaintances; and finally, unknown. The scientists collected different variables, such as the relations of the subjects with each other, the countries of origin, genders and styles yawning (yawning with the mouth open or more contracted yawns).
The authors of the study, Ivan Norsica -of the Natural History Museum of the University of Pisa, Italy– and Elisabetta Papalagi -of the Institute of Cognitive Sciences and Technologies of Rome-, explained that it is a mechanism for share the emotions. The contagion of a yawn reflects the emotions of both people.
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What is yawning for?
There are various hypothesis that were investigated around yawnbut there is one that stands out above the rest: the one that maintains that it fulfills a oxygenation mission. According to this theory, its function would not be to disconnect, but quite the opposite: get back into action. Scientists established that -when yawning- a large quantity of oxygenwhereupon the brain automatically he oxygenates and begins to attend.
It is also argued that if it were not for yawning, they would not reactivate certain muscle groups that allow you to perform the jaw movements. By yawning they would get fit. Likewise, it is said that it would serve to maintain the alertness.
Source: Ambito
I am an author and journalist who has worked in the entertainment industry for over a decade. I currently work as a news editor at a major news website, and my focus is on covering the latest trends in entertainment. I also write occasional pieces for other outlets, and have authored two books about the entertainment industry.
