reporter: diane knows all about the placebo effect . still, she was surprised how much it helped her in this latest study.

在一项旨在更好地理解“安慰剂效应”的试验中，研究人员发现，即便患者完全知道自己服用的是安慰剂，安慰剂仍能让患者感到病情改善

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In this latest study, published in the American Journal of Epidemiology, researchers found that lifelong disadvantage may translate into an "accumulation of risk" for heart disease.

这份最新研究报告，发表在美国流行病学杂志。研究人员发现，终身处于劣势之中可能会为心脏病“积累风险”。

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The evidence in this latest study shows that the trend in pesticide exposure, especially pesticides found in drinking water, is related to trends in test scores many years down the road.

这项最新研究中的证据显示，与杀虫剂接触的趋势，特别是在饮用水发现的杀虫剂，与多年后孩子的测试分数有关联。

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In this latest study, they looked at the children's development up until the age of eight.

BBC: Pregnant woman undergoing an ultrasound

This has tumbled from 46% in 2005 to 31% in this latest study.

BBC: Young people 'prefer to read on screen'

In this latest study, the scientists looked at records from coral skeletons, ship observations and climate models to compare coral growth rates from 1880 to 2000.

BBC: Particles from fossil fuels 'affect the growth of corals'