求翻译：熬夜的时候，人的交感神经处于兴奋状态，所以熬夜后的第二天白天，交感神经就难以充分兴奋了。这样人在白天就会没有精神，出现头昏脑涨，记忆力减退，注意力不集中，反应迟钝，健忘以及头晕，头痛等问题。是什么意思？

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Overnight, people's nerves, so it stays up all night in excited state after the first 2 days of the day, it will be difficult to fully excited nerves. In this way during the daytime, there will be no spirit head went around declining memory, poor concentration, unresponsive, and forgetfulness, dizzi

Stays up late, human's nerve is at the emotional state, therefore stays up late the after second day daytime, the nerve with difficulty fully was excited.Such person can not have the spirit in the daytime, appears to rise muddleheadedly, the memory drops, the attention is not centralized, slow react

Often stay up when, one sympathetic in excited state so next day after staying up, sympathetic cannot be fully exited. Such people would run during the day the spirit occurs dizziness brain up, memory loss, attention is not focused, slow reaction, amnesia and dizziness, headaches, and other issues.

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