如果你停止自慰會怎樣？：英語精讀講義

Pleasuring yourself is common with over 50% of women 用詞

自我取悅其實很普遍，超過50%的女性

and 70% of men masturbating on a monthly basis.

和70%的男性每個月都會自慰。

But what would happen if you just completely stopped 文法

但如果你從此徹底停止

masturbating forever?

自慰，會發生什麼事？

After a week, male testosterone levels go up by 40% 文法

一週後，男性的睪固酮濃度會上升40%，

or at least that's what a 2003 study found, 表達脈絡

至少2003年的一項研究得出了這個結果，

which caught worldwide media attention

並因此引起全球媒體的關注，

and in part led to the NoFap community. 文化背景

也在一定程度上促成了 NoFap 社群的出現。

Fapping being slang for masturbating. 用詞

「Fapping」是表示自慰的俚語。

Supporters of the NoFap movement also claim

NoFap 運動的支持者還聲稱，

improved sexual performance and higher sperm quality,

戒除自慰能改善性表現、提升精子品質，

along with feelings of improved motivation,

同時也能讓人更有動力，

self-esteem, and happiness.

提升自尊與幸福感。

But how valid are all these claims?

但這些說法究竟有多少可信度？

What most media did not mention is that 文法

多數媒體沒有提到的是，

while the study did see increased testosterone, 文法

雖然這項研究確實觀察到睪固酮濃度上升，

it went back down to normal levels on day eight 片語動詞

但到了第八天，它就降回正常值，

with no explanation.

而原因不明。

Other abstinence studies have found no difference at all 片語搭配

其他禁慾研究則完全沒有發現

in testosterone levels between those who masturbated

自慰者的睪固酮濃度

and those who abstained,

與禁慾者存在差異。

suggesting that other variables like changing diet and exercise, 文法

這顯示，改變飲食和運動等其他變因

which also impact testosterone,

——它們同樣會影響睪固酮——

may more likely be the cause for any changes

更有可能導致

found in people who stopped masturbating.

停止自慰者身上出現的各種變化。

In terms of sexual performance, 表達脈絡

在性表現方面，

abstinence from masturbation doesn't seem to improve 文法

戒除自慰似乎也無法改善

premature ejaculation either.

早洩問題。

After three weeks of no masturbation,

連續三週不自慰後，

a study found that participants had roughly the same 文法

一項研究發現，參與者的

ejaculation time as those that didn't masturbate.

射精時間與未自慰者大致相同。

And as for sperm quality,

至於精子品質，

it turns out that those who ejaculated more frequently 表達脈絡

結果發現，射精越頻繁的人，

had sperm that were stronger swimmers, 慣用語

精子的游動能力越強，

which improves chances of fertilization.

因而受精機率也越高。

In fact, this is one theory behind why

事實上，有一種理論可以解釋為什麼

not masturbating for extended periods of time 片語搭配

長時間不自慰

may lead to more nocturnal emissions or wet dreams 用詞

可能會引發更多夜間遺精或「春夢」，

as a mechanism to cycle out old sperm. 片語動詞

因為這是身體排出老舊精子的一種機制。

83% of men and 37% of women

83%的男性和37%的女性

have experienced a wet dream at least once,

都至少做過一次「春夢」，

but the evidence for why it's still inconclusive

但究竟為什麼會這樣，相關證據仍無定論，

as there haven't been many studies

因為這方面的研究並不多；

given the awkward nature of studying people 文法

畢竟，要研究人們

orgasming in their sleep.

在睡夢中達到高潮，實在有些尷尬。

Apart from this, for men,

除此之外，對男性來說，

when sperm isn't ejaculated,

如果精子沒有射出，

it can be broken down and the nutrients 片語動詞

它們會被分解，其中的營養成分

are recycled back inside the body.

會在體內回收再利用。

Now, masturbation addiction is a real thing

話說回來，自慰成癮確實存在，

and curbing the habit can potentially impact 片語搭配

而控制這個習慣可能會影響

your motivation, self-esteem, and happiness.

你的動力、自尊與幸福感。

Masturbation can increase dopamine

自慰會增加多巴胺

and serotonin neurotransmitter release,

與血清素這兩種神經傳導物質的釋放，

which stimulates the reward pathway in the brain.

進而刺激大腦中的獎勵迴路。

The only issue is that constant masturbation 表達脈絡

唯一的問題是，持續不斷地自慰

leads to constant release of serotonin and dopamine,

會造成血清素和多巴胺不斷釋放，

which leads to our brain becoming desensitized 文法

進而使大腦逐漸對

to these specific neurotransmitters.

這些特定的神經傳導物質變得不敏感。

Our brain would then require a higher level

如此一來，我們的大腦就需要濃度更高的

of dopamine and serotonin to attain

多巴胺和血清素，才能獲得

normal levels of happiness and motivation.

正常程度的幸福感與動力。

So, if you stop masturbating,

所以，如果你停止自慰，

you then allow the brain to become sensitive 文法

就能讓大腦重新對

to dopamine and serotonin again.

多巴胺和血清素變得敏感。

But the science behind masturbation shows

但有關自慰的科學研究顯示，

that it can improve sleep, reduce stress and pain,

自慰可以改善睡眠、減輕壓力和疼痛，

and improve your immune system

還能增強免疫力，

along with a slew of other health benefits, 慣用語

此外還有許多其他健康益處，

which we covered in another video on masturbation here. 用詞

這些益處，我們在這裡的另一支自慰影片中介紹過。

In men, it can even reduce prostate cancer risk.

對男性而言，自慰甚至能降低罹患攝護腺癌的風險。

Of course, these studies investigated primarily

當然，這些研究主要調查的是

the experiences of men,

男性的經驗，

and currently there's a lack of evidence to suggest 片語搭配

而目前也沒有證據顯示，

that polishing the pearl is anything 慣用語

「打磨珍珠」會造成任何

but beneficial to women.

對女性無益的影響。

So, if you want to stop masturbating

所以，如果你想停止自慰，

for personal reasons, go for it. 語氣意圖

若是出於個人原因，那就去做吧。

Some say it's helped their lives.

有些人說，這改善了他們的生活。

But for most, in moderation, 片語搭配

但對大多數人而言，只要適度，

masturbation is a healthy activity

自慰就是一種健康的活動，

with some genuine scientific benefits.

也確實能帶來一些具科學依據的益處。

If you want to know even more about

如果你還想進一步了解

masturbation's healthy effects,

自慰對健康的益處，

we just uploaded the newest episode

我們剛剛將最新一集

of our podcast Sidenote to YouTube

Podcast 節目《Sidenote》上傳到 YouTube，

for the first time,

這還是我們第一次這麼做；

where we have a scientific debate about masturbation.

節目中，我們從科學角度辯論了自慰問題。

You can click here to listen

你可以點這裡收聽，

and subscribe to the new channel.

並訂閱這個新頻道。

We also tell very candid and personal stories

我們也會非常坦率地分享一些親身經歷，

about this touchy subject 用詞

內容都圍繞這個敏感話題，

and then debate both sides of the issue, 片語搭配

接著從正反兩面展開辯論，

including a discussion on porn addiction.

其中也包括對色情成癮的討論。

Things get pretty heated, 慣用語

討論相當激烈，

so be sure to check it out.

所以一定要去看看。