00:09Yawn is simply because they are not getting enough rest.
00:13Children need more sleep than adults.
00:15And when their bodies are tired.
00:18Yawning is a natural response.
00:20Two, boredom or low stimulation.
00:23Yawn often happens when the brain isn't being stimulated.
00:26If a child is bored or uninterested in their surroundings.
00:30They may start yawning to wake up their brain.
00:34Three, low oxygen levels.
00:36Yawning helps increase oxygen intake and release carbon dioxide.
00:41In stuffy or poorly ventilated spaces.
00:44Children may yawn more as their bodies try to balance oxygen levels.
00:48Four, brain temperature regulation.
00:51Some studies suggest that yawning helps cool the brain.
00:54When a child's brain becomes slightly overheated from thinking or physical activity.
00:58Yawning may help regulate its temperature.
01:02Five, emotional or psychological triggers.
01:05Children may also yawn in response to mild stress, anxiety or comfort.
01:10For instance,
01:12Yawning often occurs when they are getting ready to sleep or feeling relaxed.
01:16Six, underlying health conditions.
01:18Such as sleep apnea, anemia.
01:22Or neurological problems.
01:25If yawning happens too often even when the child is well rested.
01:29It's best to consult a doctor.
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