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One review hypothesized that yawning's goal is to periodically stretch the muscles of the throat, which may be important for efficient vocalization, swallowing, chewing, and also keeping the airway wide. [14] Yawning behavior may be altered as a result of medical issues such as diabetes, [31] stroke, [32] or adrenal conditions. [33]
Reasons we we yawn. It was once believed that the main function of yawning was to increase otherwise low oxygen levels, but a 1987 study disproved that theory. And despite extensive additional ...
It's something we do every day, multiple times, and we often "catch" it from other people doing it. Experts say yawning not only helps your brain, but also is a sign of empathy and, yes, increased ...
When scientists increased the excitability by using external transcranial magnetic stimulation, the contagious yawning also increased. So why is this important? After all it’s just a yawn right.
The physical appearance of humans, in particular those attributes which are regarded as important for physical attractiveness, are believed by anthropologists to affect the development of personality significantly and social relations. Many humans are acutely sensitive to their physical appearance. [1]
Yawning. We all do it and yet there's no set explanation on why we do it. And just as mysterious is that the act of yawning seems to be contagious. A new study looking at that issue has found that ...
A yaw damper (sometimes referred to as a stability augmentation system [1]) is a system used to reduce (or damp) the undesirable tendencies of an aircraft to oscillate in a repetitive rolling and yawing motion, a phenomenon known as the Dutch roll.
Biologists led by a professor from SUNY Oneonta are saying that there may be a connection between intelligence and the length of yawning.