But adults who slept longer than seven hours , particularly women , were more likely to die during the 10 years 但是睡眠时间超过7小时的成年人，特别是女性，很可能在10年内去世。
It is very important to give night feeds , since high levels of " milk producing hormone " is secreted at night 哺乳的母亲可以随婴儿的睡眠时间调整自己作息时间，以保持足够的休息。
In recent decades , adults have gone from sleeping for an average of 9 hours to about 7 hours , the researchers point out 近几十年，成年人每天平均睡眠时间由过去的9小时降至7小时。
Also it ' s possible that people who sleep fewer hours either eat more or , because of fatigue , and exercise less often 也可能是因为睡眠时间不足的人吃得较多，或者因疲倦而很少锻炼身体。
Also it s possible that people who sleep fewer hours either eat more or , because of fatigue , and exercise less often 也可能是因为睡眠时间不足的人吃得较多，或者因疲倦而很少锻炼身体。
The extraordinary answer is that size is the major determinant : bigger animals simply need less sleep 这个超凡的答案是，体型才是主要的决定因素：动物的体型越大，所需的睡眠时间就越少。
Also it ' s possible that people who sleep fewer hours either eat more or , because of fatigue , and exercise less often 也可能是因为睡眠时间不足的人吃得较多，或者因疲倦而很少锻炼身体。
The number you are left with is your sleep debt . if it ' s positive or zero your sleep account is in the black 剩下的数字就是你所欠的睡眠时间。如果是负数或者是0 ，那么你的睡眠非常不好。
Work out how much sleep you owe your body and find out how to recover if your sleep account is in the red 如果你睡眠时间已到了红色警戒线，需要解决你身体所缺乏睡眠的时间并且找到怎样恢复。
Get six to eight hours sleep a night , as inadequate rest can disrupt blood sugar levels and raise i ulin resistance 每天晚上保持6 - 8小时的睡眠时间。休息不足会干扰血糖水平，提高胰岛素抵抗。
