并且，由于睾丸激素下降通常是健康问题的结果，而并非其成因，所以，比方说肥胖人士，发现他们一旦减肥，激素水平通常会反弹。
And since testosterone deficiency is often the result of other health problems rather than the cause of them, obese men, for example, often find that once they lose weight, hormone levels bounce back.
如果梅尔的确将抑郁归结于“男性更年期”，即睾丸激素低下，有可能这位54岁的演员感觉到了雄性激素的下降。
If Mel did blame depression on "male menopause," meaning a low testosterone, it's possible that the 54 year old actor is feeling a drop in his hormones.
有人提出用睾丸激素疗法防止男性随着年龄增长身体机能下降，但是由于缺少利害方面的数据，这种疗法仍然存有争议。
Testosterone therapy has been advocated to stop age-related decline in men, but it remains controversial because of a lack of data on its risks and benefits.
性腺原基和中肾通过一条腹膜褶而附着于后腹壁上随着中肾的退化，腹膜褶的颅侧部消失，尾侧部变成一条细长的韧带与生殖膨隆相连，称为引带。胚胎第3月时，沿引带腹侧的腹壁形成鞘突，鞘突的生长增大形成腹股沟管。约在胚胎第7月时，睾丸通过腹股沟管下降至阴囊内。腹肌的生长使腹股沟管内、外环闭合，约在出生时鞘突闭合。 睾丸下降的机制未明，可能与Müller管抑制因子(MIF)、腹腔压力和雄激素有关。MIF促使腹膜褶颅侧部分退化，腹腔压力是推动睾丸下降的机械力量，雄激素促进鞘突的形成、增大和变性，并调节引带的功能。睾丸下降过程如果发生障碍，睾丸可停留在下降过程的任何位置，称为睾丸下降不全或隐睾。
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