The body's response to any threat is the same: fight or flight, as the stress hormone cortisol rushes our systems.

对待任何冲击的身体反应是相同的：除了抗争，还是抗争，就像人在面对压力是一种名叫氢化皮质酮的激素会冲击我们的神经系统。

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The potentially damaging byproducts of the stress response, such as cortisol, nevertheless continue to pump through the body, and exercise helps offset that effect.

压力反应的潜在破坏性副产品，例如考的索，还是会继续涌入全身，而锻炼能抵消这种效果。

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Cortisol helps the body to raise blood sugar levels and blood pressure in response to stress but also causes changes in mood and memory.

人们在应激时会分泌皮质醇，使血糖和血压升高，同时也会使情绪和记忆发生改变。

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Women have the same levels of cortisol as men, but their stress response is triggered less by competitive failures and more by problems in their personal lives.

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Dr Tom Mackay, a consultant respiratory physician at the Scottish National Sleep Centre at Edinburgh Royal Infirmary, said the research showed sleep deprivation provoked a typical stress response in the body, characterised by raised cortisol and glucose levels.

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Bird sounds can reduce cortisol and adrenaline, which are produced by the human body in response to stress, Mr. Treasure says.

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