托福听力课外资料练习：科学美国人60秒鱼油补剂相关内容分享

2017年07月14日19:28 来源：小站整理: 参与（1）阅读（2499）

摘要：托福听力的备考十分的重要，那么你应该如何练习呢?在备考过程中除了一些真题之外，一些常用的课外资料也是十分重要的。小编经常用到的就是科学美国人60秒，下面编在这里为为大家整理了科学美国人60秒：鱼油补剂相关的内容分享，希望对大家有帮助。

在托福听力考试的备考过程中，科学美国人60秒相信大家一定用得比较多，那么大家平时是如何利用这个课外资料的呢?这里小编整理了科学美国人60秒：鱼油补剂相关的内容分享，大家一起来学习一下吧。

科学美国人60秒听力练习：鱼油补剂

科学美国人60秒英文文本

It’s been touted for its healthful, anti-inflammatory properties. It’s been recommended for helping ease the pain of arthritis, preventing cancer and slowing memory loss. But some recent studies of fish oil show that it may not always act as advertised—and that you can sometimes have too much of a good thing.

First, the latest news. Researchers spent 18 months following almost 300 patients with mild to moderate Alzheimer’s. Some took fish oil, others a placebo. And there was no difference cognitively between the two groups. The study is in the current Journal of the American Medical Association.

It’s a mixed bag on cancer. A study of more than 35,000 post-menopausal women found that those who took fish oil seemed half as likely to develop breast cancer as those who didn’t. That work was in the July issue of Cancer Epidemiology, Biomarkers & Prevention.

But a study in the October 15th issue of Cancer Research found that mice with inflamed bowels developed colitis and aggressive colon cancer when they were given high doses of fish oil.

So, fish oil might in fact have a healthful role in some circumstances. But you don’t want to swallow every fish story.