It's a stress hormone.

它是一个压力性激素。

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But why would adding a stress hormone actually reduce fear?

但，为什么添加了压力激素，却减少了恐惧呢？

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Cortisol is a stress hormone that peaks during the morning.

皮质醇是一种压力激素，在早上达到最高值。

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It took several years of further experiments and analysis, but During and his colleagues ultimately concluded that the mild stress of all that activity and interaction activated a communication channel that prompts fat cells to stop releasing a hormone called leptin, which accelerates cancer growth.

VOA: standard.2010.07.14

To determine stress levels, the researchers measured the levels of salivary cortisol, a stress hormone, in the study subjects.

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The researchers investigated the anxiety levels of the mice by measuring a stress hormone called corticosterone in their faeces.

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But that bump came at a cost: increases in cortisol, a stress hormone, and a measure of inflammation called CRP, which can raise the risk of developing heart disease and diabetes.

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