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令人崩溃的“睡眠倒退期”,怎么办?会影响发育吗?
例如,3-4月龄开始出现昼夜节律,脑电图出现睡眠纺锤,并且运动方面宝宝开始抬头逐渐翻身,容易出现第一个“睡眠倒退”;5-6月龄脑电图出现K综合波,而运动方面宝宝开始能独坐, 容易出现第二个“睡眠倒退”。
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