Search results
Results From The WOW.Com Content Network
The science behind why yawning is contagious. Angeli Kakade. September 1, 2017 at 11:56 AM. Whether you’re tired, bored, or see someone else do it, we all yawn. But the yawning when you’re ...
Merely thinking about or seeing someone yawning can make you yawn. But why?
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 ...
There are a number of theories that attempt to explain why humans and other animals yawn. [20] [21] [22] One study states that yawning occurs when one's blood contains increased amounts of carbon dioxide and therefore becomes in need of the influx of oxygen (or expulsion of carbon dioxide) that a yawn can provide. [20]
Yawning is a reflex that tends to disrupt the normal breathing rhythm and is believed to be contagious as well. [14] The reason why we yawn is unknown. A common belief is that yawns are a way to regulate the body's levels of O 2 and CO 2, but studies done in a controlled environment with different levels of O 2 and CO 2 have disproved that ...
Yawning often feels involuntary—it’s triggered by the same part of the brain as sneezing, Sullivan says. But the difference is, a yawn can be controlled from “the top down” if you think ...
This is a more accurate defenition of a yawn and animals that perform yawning. Stretching the eardrums is only a small part of the yawn and refers to one specific hypothesis (middle ear clearing). This is considered a side-effect by many scientists in the field of yawning, thus I would not state it in the defenition. Thank you again!
The post Here’s Why Yawning Is Contagious appeared first on Reader's Digest. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach ...