她会再来一次“青春期”。女人会在40多岁更年期的时候经历一次“二度青春期”。这段时期大约开始于43岁，47、48岁时到达顶峰。这段时期内女性体内激素变化剧烈，使得她们如一个十几岁的孩子般情绪化。
She is affected by mommy brain. The physical, hormonal, emotional and social changes facing a woman directly after giving birth can be monumental. "And because everything else has changed, she needs everything else to be as predictable as possible, including the husband," Brizendine said.
产后她的大脑构造会发生改变。女人生产所带来的生理、激素、情绪以及社会角色变化对女人而言意义深远。“因为所有一切都变了，她希望一切都有可预见性，包括自己的丈夫，”布里曾丹称。