We do have an internal biological clock.

我们体内确实有生物钟。

Your body runs on a biological clock that dictates many physiological processes.

生物钟掌管着人体的很多生理功能。

A special region in the center of our brain acts as our master biological clock.

大脑中央有一个特殊区域充当着我们的生物钟。

Just like humans, plants also have internal biological clocks, refer to as a circadian rhythm.

和人类一样，植物也有内部生物钟，也就是昼夜节律。

Studies show the risk of cancer, heart attack and obesity spikes when biological clocks are off.

研究表明，当生物钟关闭时，癌症、心脏病发作和肥胖的风险会激增。

French Scientists have suggested that the chances of surviving open-heart surgery are affected by the body's biological clock.

法国科学家表示，体外循环心脏手术成功的几率会受到身体生物钟的影响。

So when should you have kids, and is there anything you can do to beat your biological clock?

那到底什么时间点才应该要孩子，或者你可以采取怎样的措施打破你的生物钟？

Night after night, stress-induced cortisol may be confusing your biological clock and interrupting your normal sleep cycle.

夜复一夜，压力诱发的皮质醇会让生物钟混乱，干扰我们正常的睡眠周期。

Turns out the answer could be linked to phenomena as seemingly unrelated as biological clocks and even climate change.

事实证明，答案可能与生物钟甚至气候变化等看似无关的现象有关。

Cortisol is known for controlling your fight or flight response, but it also plays a role in your biological clock.

众所周知，皮质醇控制战斗或逃跑的反应，但它还作用于你的生物钟上。