雌激素是一种雌性荷尔蒙。
换句话说，荷尔蒙是有层次的。
男性荷尔蒙有助于增强身体对压力的抵抗力。
Male hormones help build up the body's resistance to stress.
锻炼能释放可以改善情绪和缓解压力的荷尔蒙，这也有助于学习。
Exercise releases hormones that can improve mood and relieve stress, which can also help learning.
在草原田鼠的大脑中，负责奖励和强化的区域有这些荷尔蒙的受体。
The prairie vole has the needed receptors in its brain for these hormones in the regions responsible for reward and reinforcement.
持续加速的身体反应和产生与压力有关的荷尔蒙，似乎使人更容易患心脏病。
The continual speeding up of bodily reactions and the production of stress-related hormones seem to make people more susceptible to heart disease.
这种GR的甲基化似乎使个体对压力更加了解或敏感，他们会在心理上和荷尔蒙分泌上反应更快。
This methylation of GR appears to make the individual more tuned in or sensitized to stress, so they will react to it quicker mentally and hormonally.
一些青少年已经转换了一个特定的基因——糖皮质激素受体（GR）——帮助调节体内荷尔蒙对于压力的反应。
Some of the teens had changed to one particular gene—the glucocorticoid receptor (GR)—that helps regulate the body's hormonal response to stress.
芝加哥西北大学的费利斯博士说：“当人们睡眠不足时，他们体内的压力荷尔蒙水平会升高，这会降低免疫功能。”
"When people are sleep deprived, there are higher levels of stress hormones in their bodies, which can decrease immune function." says Doctor Felice of Northwestern University in Chicago.
睡眠荷尔蒙褪黑素在夜间开始分泌。
研究发现，当灯亮着时，身体会放慢分泌荷尔蒙褪黑素的速度或停止分泌，要远离任何光源，甚至是正在充电的智能手机发出的蓝光。
Research has found that the body will slow or stop it with light on, get away from any light, even the blue light from your charging smart phone.
坐荷尔蒙过山车意味着许多变化——我们都有共同的担忧——无论是对于男孩还是女孩。
Taking a ride on the hormonal roller-coaster means lots of changes—and a lot of common worries—for both guys and girls.
所有这些荷尔蒙都是可以克服和管理的，只要你用心去做。
All of these hormones can be overcome and managed if one puts one's mind to it.
所有这些荷尔蒙都是可以克服和管理的，只要你用心去做。
All of these hormones can be overcome and managed if one puts one's mind to it.
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