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The educational materials
本教育资料
presented here were developed by students
是由爱荷华州立大学食品科学和人类营养系的
and faculty of the department of food science
全体教员和学生共同开发
and human nutrition at Iowa State University.
并呈现
Funding for this project was provided by grants
本项目资金
from the American Cancer Society Midwest
是由美国中西部分会癌症协会和
and the Lance Armstrong Foundation.
兰斯阿姆斯特朗基金会拨款
The materials are intended for educational use
本资料用于教育用途
and are not meant to provide medical advice.
并不提供医疗建议
We welcome your feedback about these materials;
我们也欢迎你们对这些材料提供反馈
please use the evaluation survey link on the
请点击主页的评估调查链接
home page to provide your comments and suggestions.
提供你们的意见和建议
This presentation will provide an overview
这次的展示是对于
of the connections between physical activity
体育活动和乳腺癌之间关系
and breast cancer risk.
的一个总的概括
I will first introduce physical activity
首先我会介绍体育活动
and some of its benefits and then
及其部分益处
I will show you the evidence of the effects
然后我会向你们
physical activity has on reducing
展示体育活动对于
the risk of breast cancer.
降低乳腺癌风险的证据
I hope to increase your understanding
我希望可以增强你们对于
of the importance of physical activity
体育活动重要性的理解
which will help you make decisions
这些体育活动将会
for your own lifestyle.
决定你们自己的生活方式
The American institute for cancer research
美国癌症研究所
defines physical activity and any form of movement
用骨骼肌定义
using skeletal muscles.
体育活动和任何形式的运动
It is the daily sum of all movements
它是每天使用骨骼肌的
using skeletal muscle.
所有运动的总和
Occupational physical activity includes movements
职业体育活动包括
required for daily life like sitting,
日常生活所需要的动作
standing and walking around your office or house.
比如说坐站在办公室或者房子附近散步
Physical activity can also include activities
体育活动也包括一些
done for enjoyment or as a hobby like walking,
娱乐活动或者爱好等
biking, tennis and swimming among many others.
比如说散步骑自行车网球游泳以及许多其它的活动
Exercise is a form of physical activity that includes
锻炼就是体育活动中的一种
activities you do for health and fitness.
包括你为了健康和健美所做的活动
These activities are also called recreational physical
这些活动也叫做娱乐体育活动
activity. Examples are either aerobic like
比如说像跑步跳舞
running or dancing that can improve cardiovascular
可以增强心脏血管功能的有氧运动
function or anaerobic activities like weight lifting.
或者是像举重这样的无氧活动
Another difference between physical activity and
体育活动和锻炼的
exercise is that exercise is typically done
另一个区别就是
at higher intensities.
锻炼通常是在高强度下进行的
Physical activity provides many benefits.
体育活动会有诸多好处
First it will help to maintain and reduce body weight.
首先它会帮我们减掉体重保持体形
Research has shown significant links between weight
调查已经显示在体重和癌症风险之间存在
and cancer risk. It will also help maintain
重大关联体育活动将会帮助我们
and / or reduce your body mass index or BMI
降低或者维持我们的体重指数
which is a measure of body weight compared to height.
而这个指数是用来衡量身高体重比例的
It is calculated by dividing an individuals weight
它是用体重公斤数除以
in kilograms by their height in meters squared.
身高米数平方计算出来的
Your BMI determines the weight category
你的体重指数决定了
you're considered to be in. Under weight
你所在的体重范围
is a BMI of less than 18.5, normal weight is
体重指数小于18.5 属于偏瘦型
18.5 to 24.9, overweight is 25 to 29.9 and 18.5-24.9
属于正常 25-29.9属于超重
obesity is a BMI of 30 or greater.
大于等于30属于肥胖
Physical activity helps to burn the excess calories
体育活动帮助我们燃烧吸收的多余的卡路里
we take in instead of letting them turn into fat.
而不是把他们转化成脂肪
It can also help break down the fat we currently have
如果我们消耗的卡路里比较少
if we are consuming fewer calories. Research shows
体育活动还可以帮助我们分解掉我们目前的脂肪
body fat is linked to cancer. Physical activity
研究表明癌症和身体肥胖有关
helps the body increase muscle mass, it also helps
体育活动帮助身体增加肌肉含量
the body retain and strengthen bone. Physical activity
也可以帮助身体保持并增强骨骼
helps to strengthen the immune system and
增强免疫系统
it makes us feel great by enhancing mental
通过加强心理和情感的安乐
and emotional wellbeing.
使我们感觉很棒
