视频文本
Ignore online scams and claims about weight reduction,
忽略网上那些关于减轻体重
increased energy and colon cleansing ability.
提高精力和清理肠胃功能的骗局和胡话
The majority of the supplements available on the market
市场上大多数的补品
are only out there to make money.
都只是为了赚钱
Remember that acai is a fruit so like other fruits
记住巴西莓是一种水果 就像其他水果一样
it is probably healthy and provides some benefits.
可能是健康的 对身体有些好处
The key to incorporating acai into your diet
如果你在你的饮食中加入巴西莓
if you choose to do so is not to expect miracles.
关键的一点是不要期待奇迹发生
Don't consume it in excess and choose a
别吃得太多 选择
sugar-free acai pulp or a juice that is lower
不含糖的巴西莓果肉或含糖量低的果汁
in sugar to avoid excess calories from added sugar.
以避免添加的糖带来多余热量
In dealing with some foods such as soy and acai
在对待像大豆和巴西莓这样
in which a solid consensus has yet to be
人们还没有
determined you often have to decide for yourself
取得共识的食品时 你常常得考虑
whether or not it is a good idea to incorporate
在饮食中加入这些食物
these foods into your diet.
是不是好事
The key is to make an educated decision instead of
关键是要深思熟虑
one based on false advertisements
而不是被虚假广告和
and outrageous claims.
离谱的评论所左右
When doing research on your own be sure to use
在你自己做调查的时候 确保使用
credible websites, read journal articles and
可信的网站 阅读期刊文章
don't be afraid to ask a professional.
不要羞于向专家咨询
Understand both sides of the issue by researching
要全面了解一种产品
not only the good news about a product
不仅要调查其好的一面
but also the bad.
也要调查其不好的地方
A good rule of thumb whenever you're unsure
一个好的经验法则是 当你犹豫不决时
is to eat all foods in moderation.
就每样事物都适量吃一些
When researching scientifically controversial topics
在研究科学上有争议的话题时
it is important to recognize any source of error or
发现可能存在的错误或有偏见的原始材料
bias that may be present. In google searches
很重要 在用谷歌搜索时
be cautious of sites that anyone can create
谨慎使用那些任何人
and ones that strongly encourage or discourage
都可以编辑和强烈推荐或排斥
any food or supplement consumption.
某种食物或补品的网站
Remember in many cases such as soy and acai
记住 在很多情况下 如大豆和巴西莓
more research often needs to be done to
需要做更多研究
determine a final decision.
才能得出一个最终的结论
Product websites can be biased because the goal
产品的网站会有偏向 因为网站的目标
of the site is to introduce consumers to a product
是向消费者介绍一种产品
and persuade them to purchase it.
并说服他们去购买
The focus will always be on the benefits and little
焦点总是会集中在好处上
information will be offered as to the side effects.
而副作用方面的信息很少
News stories are typically credible sources
新闻报道通常是可信的信息源
of information but be sure to read the whole article,
但要确保阅读整篇文章
not just the headline.
而不只是新闻标题
And be aware of anything that sounds too good to be true
对任何好得不真实的东西要谨慎
Do research of your own about the subject matter
自己对一些主题要多做做调查
to uncover all the facts.
全面了解 发掘真相
Although journal articles are the most credible
尽管期刊文章是研究一个
resources to use when researching a difficult
有难度的课题时最可靠的资源
subject they are not free of errors.
它们也不是没有缺陷
As mentioned earlier research performed
如之前所说的
in cell cultures and animals do not provide
基于细胞培养和动物实验的研究
the same results as in humans.
得出的结果与在人体上做的研究结果不同
Cell cultures can only simulate the environment
细胞培养只能模拟环境
they cannot perfectly replicate natural conditions.
它们无法完美地复制自然条件
Animals have similar genetic make-ups
动物有相似的基因组成
but they are not the same as humans.
但和人类的毕竟不一样
One factor to consider when reading an article
在阅读把动物做为研究对象的文章时
using animals is that particular animal's
一个要考虑的因素是特定的动物
susceptibility to tumors.
对肿瘤的敏感性
If an animal is already predisposed to tumors
如果一种动物本身就很容易长肿瘤
how can one discern whether a tumor
怎么才能分辨出造成肿瘤的
was caused by its genes or another factor?
是它的基因还是另外的因素
In human studies there are often many factors
在人体研究中 常常有很多因素
that contribute to results.
会影响结果
One may be genetic difference between nationalities
其中的一个是不同国家人的基因差别
or lifestyle factors that differ from person to person
或者是因人而异的或不同文化间的
or among different cultures.
生活方式方面的因素
Keep all of these ideas in mind
在阅读期刊文章时
when reading a journal article
要牢牢记住这些因素
and use your own educated discretion
并且充分利用自己的智慧去判断

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