视频文本

The incorporation of physical activity
将运动加入日常生活
into the daily routine defines the individual
形成个人的健康生活方式
lifestyle.By examining your daily activities
通过检查你的日常运动情况
it is possible to determine the range of lifestyle.
能够你的确定生活方式是什么样的
Knowing what lifestyle you have will help you
了解你的生活方式之后
to access your physical activity and if changes
能更好的帮助你进行运动
could be made to improve your life quality
看看能否做出一些改变来提高你的生活质量
and decrease risks for certain cancers.
并减少某些癌症的风险
Lifestyle categories range across the continuum
生活方式种类从静坐式到运动式
from sedentary to very active. A sedentary lifestyle
按照其剧烈程度大小而不同
refers to activities that do not increase energy
在静坐式生活方式中,活动的能量消耗
expenditure above the resting level.
不高于静息水平下的能量消耗
This includes activities such as sleeping, sitting,
此类活动包括睡眠，坐
lying down and watching television.
平躺和看电视
The METs of a sedentary life range
静坐式生活的MET值
from 1 to 1.5. An active lifestyle is defined
在1到1.5之间，在运动型生活方式中
as having regular exercise for 30 minutes
每周要规律性地做5次或以上运动
or more 5 times a week or more. An active person
每次运动要达到30分钟或以上
will usually walk on off days of exercising or
运动型的人会在周末散步
have a hobby such as yoga on top of exercising.
或者有像瑜伽这样的爱好
Active lifestyles also include persons with physical...
运动型生活还包括…
let's just start that paragraph over.
我们把这段重新来一遍
You can just start the sentence, active lifestyles.
你就从运动型生活方式开始
Active lifestyles also include persons with
拥有运动型生活方式的人
physically active jobs which require continual
还包括工作内容是体力活动的人
walking or lifting. The METs of an active lifestyle
他们需要持续的走路或者举重物
range from 3 to 5. A very active lifestyle is
运动型生活方式的MET值为3到5高度
defined as having regular exercise above 60 minutes
运动型生活方式，包括每周5次以上规律运动
or more 5 or more times a week. A very active person
每次持续60分钟，高度运动型生活方式的人
will regularly exercise at a high level of intensity
会在每周的大多数日子里规律性地
most days of the week or work in a very physically
做高强度运动，或者做非常消耗体力的工作
demanding job such as construction.
比如建筑工人
The American Institute for Cancer Research
美国癌症研究协会
reviewed the available data from studies
评估了直肠癌风险
that were done to investigate the associations
和运动之间关系的
between colon cancer risk and physical activity.
研究数据
Of the 11 studies they reviewed 8 found
在11个研究中
a protective effect of high levels of physical activity
8个研究发现运动预防直肠癌的效果非常明显
on colon cancer risk. This led to the conclusion
这得出了结论
that there is convincing evidence for higher levels
即有令人信服的证据证明
of physical activity to protect from colon cancer.
运动在预防直肠癌方面呈现高水平
However, these studies were complicated
然而,这些研究是很复杂的
by the ways in which physical activity was measured
因为它们所采用的方法是
in the participants. Therefore it was not possible
测定参与者的运动情况，所以
to generate an overall assessment of the effects
做出运动对直肠癌风险影响的全面评价
of physical activity on colon cancer risk.
是不太可能的

视频及简介

视频简介：

本课程的目标是，向公众提供最新的有关营养方面的信息和话题，内容涵盖饮食因素对于癌症的影响作用，健康的饮食习惯，学校能提供的营养有哪些，咖啡因与癌症的联系，水果蔬菜与癌症预防等。通过本课程的学习，人们可以学习到健康的生活饮食习惯，在每天的饮食中防癌症于未然