Yawning: A Sign of Boredom or Lack of Sleep
Definition of Yawning
Yawning is a physiological reaction that involves opening the mouth wide and inhaling deeply. It is often accompanied by a stretching of the arms and a deep sigh.
Causes of Yawning
Yawning can be triggered by various factors, including: *
Lack of sleep: Yawning is a common sign of drowsiness and fatigue. *
Boredom: Yawning can also occur when an individual is bored or engaged in monotonous activities. *
Other triggers: Yawning can also be induced by factors such as hunger, stress, and certain medical conditions.
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