Usually, a person does a lot of voluntary work, such as sneezing and yawning. The concept of yawning is usually associated with sleepiness and sleep deprivation. In fact, yawning is not only related to sleep but has many causes. What is Yawning.
The concept of yawning
Yawning is an involuntary act normally performed by a person to fill his lungs with oxygen to the maximum. This is by opening his mouth so much that the size of the pharynx at the yaw is four times greater than its normal size. The yawing process lasts for only 6 seconds, Yawning occurs in the contraction of the muscles of the face and neck, accompanied by the closure of the eyes, and feel the person mutation that has been isolated from the world around him to stop all the sensory information transmitted to him.
Factors associated with yawning
- 1 feeling sleepy.
- The human is yawning when approaching sleep.
- Man also wakes up at the moment of waking up from sleep.
- When bored, boredom and anxiety.
- When relaxing.
- When a person feels hungry.
- When feeling very tired, and having no ability to do extra work.
And yawning in the social life of the hated work, because it is not advisable to see someone in front of us open his mouth and air is blowing in our face, so when yawning must put the hand on the mouth to prevent the air from going out in the face of others, as stated in the words of our Prophet And peace: “If one of you vomits with your hand, the devil will enter.”
Causes of yawning
Until now, the causes of yawning are still unknown to scientists, and the reasons they have reached are just the jurisprudence, and here are some explanations for the phenomenon of yawning:
- The most common cause of yawning and agreed by the majority of doctors is that the human is wheezing when the oxygen level decreases and the level of carbon dioxide in the body rises.
- Some doctors believe that yawning is an adverse reaction that protects the lungs from dizziness.
- For psychologists, they have explained their explanation for the phenomenon of yawning, and believe that man is yawning because of a conflict between himself and his predisposition to sleep, his body and his need for sleep.
- A French researcher considered that yawning is a natural process that a person performs to increase his activity. He also considers it as a message directed by the person who is mocking to others expressing his desire to change a subject or escape from it.