Researchers warmed up one group of mice to body temperatures of about 103 degrees Fahrenheit. They left another group at normal core temperature-about the same as ours.

研究人员将一组老鼠的体温升高到103华氏度，另外一组保持正常体温- - -大约是人体温度。

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The minute we're blasted by suffocating heat, our bodies tenaciously fight to defend our core temperature of 98.6 degrees Fahrenheit, as I detailed in "How extreme heat affects the body."

在我们接受着暑热炮轰的当下，我们的身体正顽强的反抗着，努力使内环境温度维持在98.6华氏摄氏度左右。

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Core body temperature is an important indicator of the onset of heat exhaustion, which can be fatal.

核心体温是可以致命的心脏衰竭开始的重要指标。

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Actually, alcohol in excess, can lead to a lowering of your core body temperature and place you at risk for hypothermia.

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"We aren't sure why activity primes your body for sleep so well, but it's likely a combination of factors, including lowering your core body temperature, increasing the sleep-promoting hormone melatonin and supporting a biological need to restore energy levels and repair cells and tissues when you sleep, " Cardinal says.

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People on either of the calorie restriction diets had reduced average core body temperature, which has been previously suggested to be an aid to living longer.

BBC: NEWS | Health | Low-cal diet 'long-life benefits'