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Now, why people tend to yawn when they are tired, or how/why yawning seems to be contagious remains a mystery, but may be related to a stimulus modifiable reflex.
So let us consider yawning. When do we yawn? Generally when it is very late and we are tired, ... 2. Yawning is a method for communicating to other individuals your physiological state of being tired.
I hope reading this page is not boring, but you may find that just thinking and reading about yawning makes you yawn. ... A part of the brain that plays an important role in yawning is the hypothalamus.
click here What causes yawning and why might yawns be "contagious" click here Yawning, excessive click here Attacks Of Yawning: What Does It Mean?
why does a person like myself yawn so much, i get spasms of yawning, especially after big meals and feel tired, sometimes my spasms of yawning mean i can yawn about twenty times consecutively!
Yawning involves opening the mouth involuntarily while taking a long, deep breath of air. ... Yawning is a normal response to fatigue and drowsiness, ...
It’s widely assumed that yawning occurs because we are tired or bored or because we see someone else doing it, but there isn’t any hard evidence to support these beliefs.
But research says that yawning may actually be a way to cool down the brain and promote alertness. Yawning does not necessarily mean that you are sleepy or tired. In fact, Olympic athletes yawn ...
• Yawning may mean more than being tired or bored – your dog may be scared or worried.
excessive yawning ... 1. utter a yawn, as from lack of oxygen or when one is tired; "The child yawned during the long performance"
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