about the importance of nutrition.

有关营养的重要性的沟通
Then the two specific things

其中有两点
that have gotten quite a bit of research attention

获得了相当多项研究的关注
is recommending that students decrease their television watching,

一是建议学生减少看电视的时间
because that's been shown

因为它一直被认为
to be an important predictor of body weight,

是体重变化的最直接的预兆
and also recommending that students

二是建议学生
decrease their soft drink consumption.

少喝软饮料
When you look at the literature as a whole,

整体地看这些文献
there have been behavior changes

一些表象的变化
documented in many of these studies.

在这些研究中都可以得到考证
However, the research hasn't found

但是研究没有发现