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Eating a high fat diet but one that's low in cholesterol can still potentially lead to high cholesterol levels.
食用高脂但低胆固醇的食物,仍可导致胆固醇含量偏高
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One of the hypotheses that was being tested in this particular study was that a low-fat diet would reduce a woman's risk for breast cancer.
其中一个,在研究中被检验的假设是,低脂膳食,有助于降低妇女患乳腺癌的风险
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Alright, how many of you would say a low fat diet is best?
好了,多少人支持低脂饮食
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How many grams of carbohydrate or fat should go into a normal diet?
在正常饮食中,应摄入多少糖或脂肪
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People don't usually think so much of nuts as a protective part of the diet, but in fact they have some of the healthy fat as well.
通常人们并不认为坚果有预防疾病的功能,但事实上它们含有很多有益脂肪
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And so the amount of protein in a diet, from diet plan to diet plan, doesn't vary as much as the recommendations that these popular diets give you for fat and carbohydrate.
在不同食谱中,对于蛋白摄入量的差异,远远不如对脂肪,和碳水化合物的摄入量的差异那样大
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So you could have--be consuming fat that is in itself good for heart health let's say, or maybe protective against cancer in some ways, but it's also adding calories to the diet, so you want to have the optimal amount of fat and not over-consume it because of the calories.
所以你可能是在食用,有益于你心脏健康的脂肪,打个比方,又或是在某种程度上可以抗癌,但它也给你的饮食增加了热量,因此为了减少热量应该食用适量,而非过量的脂肪
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A lot of what we know ultimately about fat in the diet and risk for heart disease, risks for cancer from certain sort of diets, the protective effect of certain diets comes from studies that rely on just the kind of assessment that you guys just did.
我们最终了解的许多关于饮食中的脂肪,以及对心脏患病风险,一些特定饮食中存在的致癌风险,以及特定饮食中的保护作用的研究,都是以你们所做的这种评估为根据的
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If you change the animal's environment and you give it access to these sort of foods, and these are the pictures that I showed in the first class, and you remember I asked you what constituents of this diet promoted obesity and you said it was fat, sugar, and variety that was correct.
如果你改变动物所在环境,再给它们这些食物,这些图片我们在第一课见到过,我问过这些食物中哪些成分使人发胖,你们说脂肪,糖和其他成分,没错
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And so these are the things people care about a lot and they're the ones that popular diet books are built around almost exclusively: that you should eat low fat, you should eat low carbs, high fat, they're all kinds of permutations of these that exist out there.
所以大量营养素是人们所关注的,它们也是,现在流行的饮食书籍所围绕的话题,类似人们应该吃的低脂或者应该低碳高脂,各种各样的说法都有
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