Researchers in the US claim that exposing a person to a magnetic field could reduce their risk of a heart attack by streamlining the flow of blood around their body.

美国研究人员发现，如果人置身于磁场之中，可以减少患心脏病的几率，因为磁场可以让人全身的血流变得更加通畅。

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The investigators used functional magnetic resonance imaging (fMRI), a technique that reveals the brain regions a person is using at any given time - even if their brain activity is subconscious.

研究者使用了功能磁共振成像技术(fMRI)，这种技术能够显示人正在使用的大脑区域——就算大脑活动是潜意识的也可以。

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