1·Many biological processes are controlled by hormones.
许多生物变化过程都是由激素控制的。
—— 《牛津词典》
2·First, it produces stress hormones that can lead to many health problems.
首先，它产生的应激激素会导致许多健康问题。
3·Chronically high levels of these hormones have been linked to heart disease.
这些激素长期保持高水平与心脏病有关。
4·In short bursts these hormones have a positive effect, including improved memory function.
短时间内这些激素会产生积极的影响，包括改善记忆功能。
5·Seeman found that elderly people who felt emotionally isolated maintained higher levels of stress hormones even when asleep.
塞曼发现，情绪上感到孤独的老年人即使在睡觉时也会保持较高的应激激素水平。
1·In other words, there is a hierarchy of hormones.
换句话说，荷尔蒙是有层次的。
2·Male hormones help build up the body's resistance to stress.
男性荷尔蒙有助于增强身体对压力的抵抗力。
3·The prairie vole has the needed receptors in its brain for these hormones in the regions responsible for reward and reinforcement.
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。
4·The continual speeding up of bodily reactions and the production of stress-related hormones seem to make people more susceptible to heart disease.
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。
5·"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.
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。”