Lack of light may upset your sleep-wake cycle and other circadian rhythms. And it may cause problems with a brain chemical called serotonin that affects mood.
缺乏光照有可能破坏你的醒睡周期和昼夜节律,还可能改变一种叫血清素的脑化学物质进而影响情绪。
An important time cycle in this field is the circadian rhythm-the 24-hour sleep-wake cycle that allows the release of hormones, restoration of energy and optimal body functions.
Walnuts are rich in melatonin, a neurohormone which regulates the circadian rhythm of your sleep-wake cycle and helps you to get the rest you need to face the day.
核桃含有褪黑激素——一种能调节昼夜周期节律的神经激素,能帮助你得到应对白天活动所需的休息。
By sleeping late on weekends, Macejka was disrupting her the sleep-wake cycle for the whole week.