Name: 穿緊身褲真的會降低你的精子數量。 (Wearing Tighty-Whities Really Can Lower Your Sperm Count)
Uploaded: 2020-12-16T20:06:27.000Z
Duration: 3 min 7 s

Boxer shorts were introduced in the 1920s

二十世紀二十年代推出了平口短褲。

This underwear was loose around the legs,

giving boxers the freedom that they needed

offering a sleeker, tighter-fitting option

並引發了一個現在的經典問題。

And as it turns out, there may be a clear winner after all.

而事實證明，也許終究會有一個明顯的贏家。

wearing tight underwear can lower your sperm count.

穿緊身內褲會降低你的精子數量。

it pushes the testicles closer to the body,

increasing their temperature in the process,

在這個過程中增加了他們的溫度。

and that's bad news for the sperm inside.

這對裡面的精子來說是個壞消息。

You see, a man's sperm production is at its best

你看，一個男人的精子生產是最好的

Two to 4 degrees Celsius cooler, to be exact.

確切地說，是涼了兩到四攝氏度。

這就是為什麼睪丸會垂下來的原因

the resulting increase in temperature can damage the sperm

between body heat and fertility for years.

體溫與生育能力之間，多年來。

Several studies show that men who work under hot conditions,

多項研究表明，在高溫條件下工作的男性。

are much, much warmer than the human body.

from wearing tight underwear can cause problems.

2018年，哈佛大學研究人員發佈了

the largest study on the subject to date.

迄今為止關於該課題的最大研究。

and recorded their daily underwear preference,

並記錄了他們的日常內衣喜好。

boxers or nonboxers, like briefs and Jockeys.

平角褲或非平角褲，如內褲和騎師。

Sure enough, men who wore boxers had 33% more mobile sperm.

果然，穿拳擊褲的男人，活動精子多了33%。

They also just had more sperm in general,

他們也只是一般的精子比較多。

about 25% more in their collected samples.

在他們收集的樣本中，約有25%以上。

But researchers also found something they weren't expecting.

但研究人員也發現了一些他們意想不到的東西。

Men in the nonboxers group had higher levels

非拳擊手組的男性有更高的水準。

of something called a follicle-stimulating hormone, or FSH.

一種叫做卵泡刺激素的東西，或FSH。

to help boost sperm production in the testes.

So researchers think that an increase in FSH levels

所以研究人員認為，FSH水準的提高

still had plenty of sperm needed to conceive a child,

仍有充足的精子需要懷孕的孩子。

who already suffer from low sperm counts.

simply by switching to a less confining option.

只需換一個不那麼侷限的選項即可。

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穿緊身褲真的會降低你的精子數量。 (Wearing Tighty-Whities Really Can Lower Your Sperm Count)

process

boost

potentially

tend