Their bodies release far less testosterone.

他们体内分泌的睾酮量远少于年轻男性。

As you experience periods of low oxygen intake, your body releases stress hormones.

当你不时经历氧气摄入量过低时，你的身体会释放压力荷尔蒙。

It makes the body release hormones that increase our heart rate and blood pressure.

压力会让人体释放出使心跳加快和血压升高的荷尔蒙。

Every time you hug someone, your body releases a special hormone called oxytocin into your brain.

每次你拥抱某人的时候，你的身体都会向你的大脑释放一种叫做催产素的特殊荷尔蒙。

This is because our bodies release oxytocin into our bloodstream, the same hormone produced when mothers breastfeed their babies.

因为我们的身体会向血液中释放催产素，母亲给孩子喂奶时也会产生相同激素。

When that happens, your body releases all kinds of hormones and adrenaline to help you through the scary situation.

当这种情况发生时，你的身体会释放各种荷尔蒙和肾上腺素，以帮助你度过非常可怕的情况。

Sepsis occurs when the body releases too many of these chemicals. The chemicals overload our organs and damage them.

当身体释放的这类化学物质太多时，就会出现败血症。这些化学物质会使我们的器官超负荷并损害它们。

In states of stress, like an infection, the body releases epinephrine, which in turn stimulates the release of glucagon.

在压力状态下，比如发生感染时，身体会产生肾上腺素，从而刺激胰高血糖素的释放。

But when you're just watching a movie, your body releases different hormones that just make you feel good.

但如果你只是在看电影，你的身体会释放不同的荷尔蒙，让你感觉良好。

It's closely tied into the sun. When it's up, our bodies released hormones that make us more awake and alert.

它与太阳有紧密的联系。太阳升起的时候，人类的身体会释放让我们更清醒、更活泼的荷尔蒙。

This happens because our bodies release chemical messengers called endorphins and endocannabinoids during exercise, which make us feel happy and content.

这是因为我们在运动时，身体释放出名为内啡肽和内源性大麻素的化学信使，使我们感到快乐和满足。

The virus also creates a cytokine storm,   which is when the body releases too many cytokines at once.

该病毒还会产生细胞因子风暴，即身体一次释放过多的细胞因子。

When engaging in regular physical activity, our bodies release a 'feel-good' hormone which instantly lifts our mood, releases unnecessary tension and helps us relax.

当你进行有规律的锻炼时，身体会释放一种使人情绪立刻高涨，并令人兴奋的荷尔蒙，以缓解某些紧张情绪，帮助我们放松下来。

When you experience stress, like a major deadline or a traumatic event, your body releases hormones and chemicals like adrenaline, cortisol and norepinephrine.

当您遇到压力时，例如重大截止日期或创伤性事件，您的身体会释放激素和化学物质，如肾上腺素、皮质醇和去甲肾上腺素。

UVA mainly causes tans, where your body releases a light-absorbing chemical called melanin to stop the UVA from doing too much damage to your skin cells.

UVA主要晒黑皮肤，引发使身体释放吸光的化学物质，黑色素，以阻挡UVA过度伤害皮肤细胞。

In a real-life scary situation, your body releases hormones that help make you stronger faster, and much more aware in the moment to help you survive your spine-chilling circumstances.

在现实生活中的可怕情况下，你的身体会释放荷尔蒙，帮助你更快地变得更强壮，并在此刻更有意识地帮助你在令人毛骨悚然的情况下生存。

Studies have shown that when people are especially stressed, they tend to get more canker sores, possibly because the hormones your body releases when you're stressed can trigger inflammation.

研究表明过度焦虑可能会造成口腔溃疡，可能是因为身体释放的荷尔蒙，焦虑时所释放的荷尔蒙会引起炎症。

In trying to temper the burning sensation, our bodies release endorphins which control pain and, at the same time, give a feeling of pleasure — like painkillers.

为了缓和灼烧感，我们的身体会释放内啡肽，它可以控制疼痛，同时给人一种愉悦的感觉——就像止痛药一样。

Not only can canines understand our emotions and body language, but when dogs and humans interact, both our bodies release oxytocin; a hormone commonly associated with feelings of love and protectiveness.

犬科动物不仅能理解我们的情绪和肢体语言，而且当狗和人类相互交流时，彼此的身体都会释放催产素，这是一种通常与爱和保护性感觉有关的荷尔蒙。

Your heart beats faster, your pupils dilate, and your body releases glucose for additional energy, not because you're in danger but because your body is telling you that something important is happening.

你的心跳加速，你的瞳孔扩大，你的身体也释放出葡萄糖来提供更多的能量，这不是因为你面临着危险，而是你的身体在告诉你这件事十分重要。