Lust is driven by the hormones oestrogen in women, and testosterone in men. A few people are asexual, meaning they don't feel sexual attraction for anyone of any gender.

欲望是由女性体内的雌激素和男性体内的睾酮驱动的。少数人是无性恋，这意味着他们对任何性别的人都没有性吸引力。

In males these hormones affect the leydig cells as well as the sertoli cells.

这两种激素在男性体内主要影响睾丸间质细胞睾丸支持细胞。

The study did not directly test testosterone levels in the participants, but previous studies have found that single men tend to have higher levels of testosterone than men in long-term relationships.

该研究没有直接测试的睾丸激素水平，但之前的研究发现，单身男性的睾丸激素水平比处于长期恋爱关系中的男性要高。

" Men who are in relationships tend to have lower levels of testosterone, but we don't know when that transition occurs...There is no longitudinal research in hormone studies, " Mahmut said.

“恋爱中的男性睾丸激素水平较低，但我们不知道这种转变是何时发生的… … 激素研究没有纵向研究，” 马赫穆特说。

There's a myth that testosterone is a male hormone.

有一种误解认为睾酮是男性激素。

They're also catering to thrill-seekers looking for a hit of dopamine, among other things… Researchers in a 2009 study compared the testosterone levels of a group of men driving high-speed sports cars with another group of men driving regular sedans.

他们还求刺激的人求多巴胺的刺激，以及其他… … 研究人员在 2009 年的一项研究中比较了一组驾驶高速跑车的男性另一组驾驶普通轿车的男性的睾丸激素水平。

Male sex hormones, like testosterone, are not the sort of thing one would want to inject in somebody unless you want them to turn kind of mean.

男性性激素， 如睾丸激素，不是一种人们想要注射到某人体内的东西， 除非你想让它们变得有点卑鄙。

A recent study published in the Journal of Clinical Endocrinology and Metabolism showed that a set of hormone shots for men seems to prevent their partners from getting pregnant.

最近发表在《临床内分泌学代谢杂志》上的一项研究表明，一套针对男性的激素注射似乎可以防止他们的伴侣怀孕。

And also something else that stood out to me is men's estrogen levels are roughly similar to women's testosterone levels under normal circumstances.

另一个让我印象深刻的是，在正常情况下，男性的雌激素水平大致女性的睾酮水平相似。

It is as someone who has a Y chromosome, but no cells in our body respond to any male androgens.

作为一个拥有Y染色体的人，但我们的身体细胞对任何男性雄激素都没有反应。

Females have more nerve fibers than men, and there's a hormonal influence to a variety of chronic pain conditions.

女性的神经纤维比男性多，而且激素对多种慢性疼痛状况有影响。

Now, men have a hormonal milieu that allows them to build mass much more easily than most women.

现在，男性有一个激素环境，使他们比大多数女性更容易增肌。

Yeah, so look, I've spent about the past decade basically obsessed with male hormone optimization, in particular DHT.

好的，是这样的，过去十年里， 我基本上对男性激素优化，尤其是双氢睾酮（DHT）， 着迷不已。

Sleep deprivation affects the reproductive system as well, causing lower testosterone levels in men.

睡眠不足也会影响生殖系统，导致男性睾丸激素水平降低。

Have more of the main male hormone Most males in the animal kingdom do little parenting.

拥有更多的主要男性激素 大多数动物王国中的雄性很少育儿。

You can talk to male hormone specialists, but talk to any female hormone specialists.

你可以咨询男性激素专家，但更应咨询任何女性激素专家。

And just from researching this, Chuck, I learned like, wow, if we had just never considered estrogen female and testosterone male, I think our general understanding of those two hormones would be so much deeper.

查克，通过研究这个话题，我才发现，如果我们不把雌激素单纯视为女性激素， 也不把睾酮单纯视为男性激素，我们对这两种激素的理解肯定会深刻得多。

How part of that biological mechanism testosterone operates Previous studies suggest that high levels of testosterone the principal male hormone are bad for family life Fathers with lower testosterone levels.

睾酮这种生物机制是如何运作的一部分之前的研究表明，高水平的睾酮，主要的男性激素，对家庭生活不利。睾酮水平较低的父亲。

So, first of all, DHT is the primary, you could call it the primary male androgen that's actually derived from testosterone through the 5-alpha reductase enzyme.

所以， 首先，双氢睾酮是主要的男性雄激素， 它实际上是由睾酮通过5α还原酶酶转化而来的。

What people commonly think of are the two hormones, the female hormone, the male hormone.

人们通常想到的是两种激素，女性激素和男性激素。