Valver2 (으)로 부터 도착한메세지 -
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2
- During the night we set the stage (four stages) Sleeping leave behind.
- First, it may take all of 10 minutes.until the start of the third stage and the rest is that temperature and blood pressure also decreases.
- In the fourth stage, the waves are big and slow and usually leaves a person in a deep sleep.
- Valver2
March 2014
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