Name: 為什麼我們在睡覺的時候會流口水？| 夢之城_夢之城娛樂_夢之城國際娛樂_夢之城國際娛樂平臺 (Why do we Drool in our Sleep? | #aumsum)
Uploaded: 2021-01-14T08:38:55.000Z
Duration: 5 min 14 s
Description: 【看影片學英語】數萬部 YouTube 影片，搭配英漢字典即點即查，輕鬆掌握單字發音與用法，長久累積看電影不必再看字幕。

When we sleep on our stomach or on our side.

Gravity tends to pull the saliva out of our mouth.

Now, when we are unconscious in sleep, our body helps us swallow the saliva.

However, if it fails to do so, the saliva leaks out, thus causing drooling.

Secondly, during certain allergies, excess saliva is produced.

Now, this does not prove to be a problem during the day because.

However, when we are unconscious in sleep.

If our body fails to swallow the excess saliva, it leads to drooling.

Lastly, when our nose is blocked due to cold or flu.

Now, in such situations, if we sleep on our stomach or on our side.

The saliva easily makes its way out of our mouth, thus causing drooling.

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為什麼我們在睡覺的時候會流口水？| 夢之城_夢之城娛樂_夢之城國際娛樂_夢之城國際娛樂平臺 (Why do we Drool in our Sleep? | #aumsum)

position

unconscious

gravity

excess