Our next speaker is going to be Shawn Youngstedt
下一位演讲人是肖恩 杨斯戴特
He is the associate professor in the Department of Exercise Science
他是南卡罗莱纳州立大学
the Norman J. Arnold School of Public Health
阿诺德公共卫生学院
at the University of South Carolina
运动科学系的副教授
He is also a research scientist at the Dorn VA Medical Hospital
同时也是多恩退伍军人医院的科学研究人员
a medical center there
多恩退伍军人医院是那里的一个医学中心
His background is in psychology and exercise physiology
他的学科背景包括心理学和运动生理学
His publications largely focus on sleep, physical activity
他的着述主要关注睡眠 体力活动
or the influence of light on circadian rhythm
以及光照对生理节奏的影响
He's going to speak to us today on
他今天的演讲题目是
Physical Activity
体力活动
A Neglected Factor in Associations of Obesity with Short and Long Sleep
长短睡眠引发的肥胖问题中一个被忽视的因素
So we're gonna welcome Dr. Youngstedt
请大家欢迎杨斯戴特博士
Thank you very much
非常感谢
It's really a pleasure to be here
我很高兴来到这里
I really appreciate being invited to this very interesting symposium
感谢你们邀请我参加这场有意思的学术报告会
I'm gonna talk about theoretical rationales
我要讲的是一些基本理论原理
by which physical activity could moderate associations
即体力活动如何调节
of long and short sleep with obesity
长短睡眠与肥胖之间的关系
as well as some studies that have addressed this issue
以及哪些研究如何致力于这一问题的研究
Of course, we know
当然 我们知道
that changes in body weight are function of changes in energy intake
体重的变化起到了调节能量摄入
as well as changes in energy expenditure
以及能量消耗的作用
which can take...consist of changes in basic metabolic rate
包括改变基本新陈代谢的速度
or changes in energy expenditure associated with exercise
改变运动的能量消耗
and also energy expenditure associated daily living ambulation
改变日常行走过程中的能量消耗
non-exercise types of physical activity
以及其他非运动类体力活动中的能量消耗
And it's remarkable to me
在我看来有一点是值得注意的
how much this side of equation, energy expenditure
也就是作为等式另一边的能量消耗问题
seems not to really be addressed very much in obesity research
并没有真正成为肥胖症研究活动的研究对象
I think that can be also said...
我认为可以这样说...
also a lot of literature on sleep and obesity
有很多关于睡眠和肥胖的研究文献