夜班作业者由于生活节律和机体生物钟（昼夜周期）的改变，相当一部分人难以适应，所以初上夜班者，常出现睡不好、吃不香、精神萎靡、疲乏懒散等症状。有的夜班作业者只注意白天睡觉，而忽视了饮食营养，这样做对健康是不利的。应该不仅要睡好，而且要吃好，讲究膳食营养，以 Night shift workers due to the rhythm of life and the biological clock (diurnal cycle) changes, a considerable number of people difficult to adapt, so early night shift, often appear to sleep well, eat incense, apathetic, tired and lazy and other symptoms. Some night shift workers only pay attention to sleep during the day, while neglecting diet nutrition, doing so is detrimental to health. Should not only sleep well, but also to eat well, pay attention to dietary nutrition