脑力劳动者好想多思,大脑员担重,坐位时间长,运动量小,血液流动速度较慢,新陈代谢偏低。有时还需要夜间工作学习,造成了睡眠少或睡不实的现象。如果参加文体活动再少,生活单调,大脑活动常常得不到调节。这些因素导致脑力劳动者的 Think hard mental workers, brain burden, sitting for a long time, exercise, blood flow slower, low metabolism. Sometimes need to work and study at night, resulting in less sleep or not sleeping on the phenomenon. If you participate in sports activities less, monotonous life, brain activity often can not be adjusted. These factors lead to mental workers