Latest Yawn Stories
Wolves may be susceptible to yawn contagion, according to a study published August 27, 2014 in the open-access journal PLOS ONE by Teresa Romero from The University of Tokyo, Japan, and colleagues.
An answer from the first direct comparison of yawn contagion in humans and bonobos.
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We commonly yawn when we are tired, before we go to sleep, when we first awake or when we're bored. The belief is that yawning increases oxygen to the brain, but previous studies have failed to link yawning and blood oxygen levels.
Researchers from the Duke Center for Human Genome Variation have found that contagious yawning may actually decrease as we age and is less strongly related to variables such as empathy, tiredness and energy levels.
A new study has shown that the older a chimp is, the more likely it is to respond to a familiar human face yawning with a yawn of its own.
A new study shows that dogs find yawns from their owners more contagious than yawns from strangers.
Researchers use ultrasound images to show when a fetus is yawning or when it is just opening its mouth, possibly signaling a developmental marker in the womb that could provide more information on the health status of the fetus.
Yawning is contagious among many species and two biologists in Italy have found that the social relationships of bonobos can determine if yawns spread from ape to ape.
Yawns are contagious, but only for some! Previous research has found that man’s best friend is able to catch yawns from its owner.
- The act of burning, scorching, or heating to dryness; the state or being thus heated or dried.
- In medicine, cauterization.