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On the ability to achieve sufficient sleep so starting with my first topic which is really the impact of sleep loss on the risk of obesity.
他们是否有能力获得充足的睡眠首先 我要讲第一个问题也就是睡眠缺失对肥胖风险的影响
I want to review laboratory studies and initially, the first studies were mostly focusing on energy intake.
我先要回顾一下我们的实验室研究成果一开始 第一批研究主要关注的是能量的摄入
But in the past few years there were a number of studies that have looked at energy expenditure.
但在过去几年当中有一些研究开始关注天平的另一边
On the other side of the balance and so I want you to pay attribute to my senior collaborator Dr. Spiegel.
即能量的消耗问题我在此要感谢我的高级合作人斯彼格博士
Who is now a senior scientist in the equivalent of the French NIH She conducted the sleep debt study that indeed has had a very high impact?.
她是法国国家健康研究所的高级科学家她主持了睡眠负债的研究睡眠负债会产生很大的影响
And sort of helped to create that field of inquiry She directed a study where the volunteers... Where 16, 19 were enrolled in the laboratory.
在她的帮助下 一个新的研究领域被建立起来在她主持的研究项目中实验室招募了16到19名志愿者
As I mentioned they were healthy young men lean, fit, absolutely free of any disease.
我刚才已经提到这些都是健康的年轻男性精瘦 健康 完全没有任何疾病
The first three nights where they were recommended 8 hours in bed and then we reduced their sleep duration to only 4 hours in bed for six nights.
头三天晚上 他们按照推荐的睡眠量睡了8小时然后在接下来的6天我们将他们的睡眠时间降到了每晚4小时
And then, really we didn't know at the time when we designed this experiment how long it would take to pay the sleep debt.
当我们设计这个实验时我们并不知道要还完前6天的睡眠负债
Accumulated over the six nights so we decided to give them back the 4 hours for 6 nights and evaluated them at the end of that sleep recovery.
需要多长的时间因此我们决定连续6天晚上让他们多睡4小时然后最后计算睡眠恢复的情况
