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  • - Penis sizes are shrinking,

    - 陰莖尺寸在縮小。

  • which you might have seen from these headlines

    你可能已經從這些標題中看到了

  • all over the internet.

    在互聯網上的所有。

  • And in the last 40 years, sperm counts in men

    而在過去的40年裡,男性的精子數量。

  • have decreased by 50%

    減少了50%

  • and the distance between the anus

    和肛門之間的距離

  • and the genitals in boys,

    和男孩的生殖器。

  • aka the taint has been shrinking.

    也就是汙點一直在縮小。

  • So today we are going to explain what is going on.

    那麼今天我們就來解釋一下是怎麼回事。

  • Testosterone levels in men have been declining since 1982.

    自1982年以來,男性的睪丸激素水平一直在下降。

  • A meta analysis of over 185 studies

    對超過185項研究的元分析

  • that looked at over 48,000 men,

    觀察了48000多名男子。

  • found that between the years of 1973

    發現在1973年之間

  • and 2011 male sperm concentration had decreased by 52%

    2011年男性精子濃度下降了52%。

  • and overall sperm count had decreased by 59%.

    而整體精子數量減少了59%。

  • 26% of men who have erectile dysfunction

    26%的男性有勃起功能障礙。

  • are now under the age of 40.

    現在是40歲以下。

  • Looking at sperm bank semen in 1963,

    1963年,看著精子庫精液。

  • one teaspoon of sperm which is your average ejaculation

    一茶匙精液

  • would have had 99 million viable sperm per milliliter.

    每毫升中會有9900萬個可活的精子。

  • By 2011, it had fallen all the way

    到了2011年,它一路下跌。

  • to only 49 million viable sperm.

    到只有4900萬個可行的精子。

  • And the decrease in the sperm counts, sperm concentration

    而精子數量、精子濃度的下降。

  • and viable sperm

    和成活精子

  • is why now male fertility issues contribute 1/4 to 1/3

    是為什麼現在男性生育問題佔1/4到1/3的原因。

  • of all fertility issues.

    的所有生育問題。

  • And now we are starting to understand finally

    現在我們終於開始明白

  • why this is happening.

    為什麼會出現這種情況。

  • It comes down to plastics, pesticides, and the chemicals

    歸根結底是塑膠、農藥和化學品的問題

  • in the products that we're using every day.

    在我們每天使用的產品中。

  • Plastics, pesticides and chemicals

    塑膠、殺蟲劑和化學品

  • in our products contain EDCs,

    我們的產品中含有EDCs。

  • endocrine disrupting chemicals.

    擾亂內分泌的化學品;

  • These chemicals can bind to hormone sites in our body

    這些化學物質可以與我們體內的荷爾蒙部位相結合

  • and fool our bodies into thinking

    愚弄我們的身體,讓我們以為

  • they're the natural hormone.

    他們是自然的激素。

  • Hormones are signaling molecules in your body

    荷爾蒙是你體內的信號分子。

  • that are a part of your amazing endocrine system.

    是你神奇的內分泌系統的一部分。

  • The endocrine system consists of these glands in your body

    內分泌系統由你體內的這些腺體組成。

  • that secrete hormones in order for your organs

    為了使你的器官分泌激素

  • and your tissues to essentially communicate.

    和你的組織進行本質上的交流。

  • For example, when stressed

    例如,當壓力較大時

  • your brain will signal your pituitary gland

    你的大腦會向你的腦垂體發出信號。

  • to release ACTH, and this pituitary gland is in your brain.

    來釋放ACTH,而這個腦垂體就在你的大腦裡。

  • No, it is not your testicles, even though it looks like it.

    不,這不是你的睪丸,儘管它看起來像。

  • The ACTH enters the blood where it then makes its way

    ACTH進入血液,然後它的方式

  • to your adrenal gland.

    到你的腎上腺。

  • Now the adrenal gland secretes cortisol

    現在腎上腺會分泌皮質醇。

  • another hormone that enters the bloodstream

    胰島素

  • and then increases glucose within your body

    然後增加你體內的葡萄糖

  • to help you deal with that stress.

    來幫助你處理這種壓力。

  • This is just one example

    這只是一個例子

  • of endocrine biological signaling processes

    內分泌生物信號傳導過程的影響

  • but there are many more that control how you breathe,

    但還有很多控制你呼吸的方法。

  • how your digestion works

    你的消化系統是如何運作的

  • and even the sensory you feel when you touch a wall.

    甚至是你觸摸牆壁時的感覺。

  • Back to the endocrine disrupting chemicals or EDCs,

    回到干擾內分泌的化學物質或EDCs。

  • they can also control

    它們還可以控制

  • how our natural hormones are broken down and stored.

    我們的天然荷爾蒙是如何分解和儲存的。

  • And they also change our body's sensitivity

    而且它們還改變了我們身體的敏感性

  • to the real hormones.

    到真正的荷爾蒙。

  • So let's start with

    所以我們先從

  • the endocrine disrupting chemicals phthalates

    擾亂內分泌的化學品鄰苯二甲酸鹽。

  • These chemicals are in plastics

    這些化學品存在於塑膠中

  • 'cause they make them soft and flexible.

    因為它們讓它們變得柔軟而有彈性。

  • They're also in floor coverings,

    它們也在地板鋪裝中。

  • and soap, and hair spray.

    和肥皂,和髮膠。

  • One study of 72 common household objects

    一項對72種常見家用物品的研究

  • found phthalates in three quarters of the products

    在四分之三的產品中發現了鄰苯二甲酸鹽。

  • such as deodorant, and hair gels, and fragrances.

    如除臭劑、髮膠和香料等。

  • So in rats, if the expectant mother is exposed to phthalates

    所以在大鼠身上,如果孕婦接觸到鄰苯二甲酸酯類物質

  • 18 to 21 days after mating,

    交配後18~21天。

  • the male pups will have a decrease in testosterone.

    雄性幼犬的睪丸激素會減少。

  • In humans, if an expectant mother is exposed to phthalates

    在人類中,如果孕婦接觸了鄰苯二甲酸鹽

  • between week eight to 12 of the embryo's development

    在胚胎髮育的第8周至第12周之間。

  • they can disrupt testosterone

    它們會破壞睪丸激素

  • and lead to boys coming out

    並導致男孩出來

  • with a decreased penis size, lower sperm counts

    陰莖尺寸減小,精子數量減少。

  • and a smaller ADG, a smaller taint

    和較小的ADG,較小的汙點。

  • Now let's look at the BPA

    現在讓我們看看雙酚A

  • which you may have heard a lot about.

    你可能已經聽說過很多了。

  • It can be found in non-state coatings

    它可以在非國有塗料中找到

  • and lots of different plastics and electronics

    和許多不同的塑膠和電子產品

  • and also in receipt paper.

    而且還用收據紙。

  • Men working at factories with high levels of BPA

    在雙酚A含量較高的工廠工作的男性;

  • had their urine examined

    尿液檢查

  • that turned out that increased levels of BPA in their urine

    結果發現,他們的尿液中雙酚A的含量增加了。

  • led to four times lower sperm counts,

    導致精子數量降低4倍。

  • three times lower sperm vitality

    三倍精子活力

  • and decreased sperm mobility.

    和精子活動力下降。

  • Sons of men with high BPA exposure had decreased ADGs

    接觸雙酚A較多的男性的兒子ADGs下降

  • and were more likely to have ejaculation issues

    並且更有可能出現射精問題。

  • and decreased sexual desire.

    和性慾下降。

  • And there are a lot of other chemicals

    還有很多其他化學品

  • that disrupt endocrine hormones from those in plastic toys

    擾亂內分泌激素的塑料玩具中的激素。

  • and air fresheners, nail Polish, pesticides

    空氣清新劑、指甲油、殺蟲劑

  • to the grease and stain repellents and fast food containers,

    到油脂和汙漬的驅除劑和快餐容器。

  • and the dioxins found in meat and dairy,

    以及在肉類和乳製品中發現的二噁英。

  • all of which have an impact on sperm count

    都會對精子數量產生影響。

  • taint size or penis length.

    汙點大小或陰莖長度。

  • It's not just EDCs and plastics and pesticides

    不僅僅是EDC、塑膠和殺蟲劑。

  • that are decreasing male fertility,

    正在降低男性生育率的。

  • it's also other things that we are just doing to our body.

    這也是其他的事情,我們只是對我們的身體。

  • Smoking cigarettes, or even just exposure

    吸菸,甚至只是接觸

  • to secondhand smoke can actually cause damage to our sperm.

    到二手菸其實會對我們的精子造成傷害。

  • It can decrease our testosterone

    它可以減少我們的睪丸激素

  • and decrease our ability for the little guys

    並降低我們對小傢伙的能力

  • to make its way to the egg.

    以使它的方式到雞蛋。

  • And right now men smoke five times as much as women

    而現在男性吸菸量是女性的五倍。

  • which is causing a decrease in male fertility.

    導致男性生育能力下降。

  • And it's not just cigarettes, sadly,

    遺憾的是,這不僅僅是香菸的問題。

  • also those marijuana smokers, like me, also have to look out

    還有那些像我一樣吸食大麻的人,也要注意了。

  • because a 2015 study in Denmark

    因為2015年丹麥的一項研究

  • found that smoking marijuana more than once a week

    發現每週吸食一次以上的大麻。

  • led to a 29% decrease in sperm count.

    導致精子數量減少29%。

  • Also curing meat with nitrites and nitrates

    還用亞硝酸鹽和硝酸鹽醃製肉類

  • and the chlorinated pollutants

    和氯化汙染物

  • that can be found in animal meat and dairy

    畜禽肉和奶製品中含有的物質。

  • can damage your sperms DNA.

    會損害你的精子DNA。

  • Men who eat more processed meat

    多吃加工肉的男性

  • have a decreased sperm count

    遺精

  • and decreased normally shaped semen.

    而正常形狀的精液減少。

  • And this could be caused by the endocrine issues

    而這可能是由內分泌問題引起的。

  • that these chemicals in these meats have.

    這些肉類中的化學物質。

  • One thing is becoming extremely clear,

    有一件事正變得極為清楚。

  • which is that the chemicals we are now using

    這就是我們現在使用的化學品

  • in our modern world

    在現代社會

  • are creating a decrease in male fertility

    正在造成男性生育力下降

  • so much so that a variety of studies

    以至於各種研究

  • have found a 1% decrease in testosterone

    發現睪丸激素減少1%。

  • in men per year, since 1982.

    自1982年以來,每年男子的人數。

  • As for what you can do right now at home

    至於你現在在家可以做什麼?

  • you can eat less meat and dairy,

    你可以少吃肉和奶製品。

  • you can not heat up things in plastic containers

    你不能用塑料容器加熱東西

  • 'cause that can actually have the chemicals

    "因為這實際上可以有化學品

  • seep into your food,

    滲入你的食物中。

  • you can eat less takeout and fast food

    你可以少吃外賣和快餐

  • as the actual packaging can be an issue in those cases

    因為在這些情況下,實際包裝可能是一個問題。

  • as well as the gloves that fast food workers wear

    以及快餐店員工所戴的手套。

  • while they're preparing your food.

    當他們在準備你的食物時

  • One study found that teenagers who ate out more

    一項研究發現,在外面吃得比較多的青少年。

  • had a 55% increase in some of these EDCs

    其中部分EDC增加了55%。

  • as compared to teenagers who solely ate at home.

    與只在家裡吃飯的青少年相比,。

  • If you do use a non-stick pan, keeping the heat low

    如果您使用不粘鍋,請保持小火。

  • and for shorter periods of time

    和較短的時間

  • and if you ever see any sort of flaking on them,

    如果你看到他們身上有任何剝落,

  • get rid of them.

    擺脫他們。

  • Dilates can leach into food in processing practices

    稀釋劑在加工過程中會滲入食品中。

  • and in food packaging,

    和食品包裝中。

  • so, eating less processed food

    所以,少吃加工食品

  • or food with less packaging can also help.

    或包裝較少的食品也可以幫助。

  • We need to regulate corporations

    我們要對企業進行監管

  • so that they can't just use these chemicals on us.

    這樣他們就不能在我們身上使用這些化學品了。

  • Right now corporations can experiment with our bodies.

    現在企業可以用我們的身體做實驗。

  • The way that this regulation works,

    這個條例的運作方式。

  • so it's kind of innocent until proven guilty.

    所以它是一種無罪的,直到被證明有罪。

  • So only when we start to realize the detrimental effects

    所以,只有當我們開始意識到危害性的時候

  • of these chemicals, do we then start to regulate them.

    這些化學品的,我們是否就開始對其進行監管。

  • We need to change that order.

    我們需要改變這個順序。

  • You may have seen this tweet from Greta Thunberg.

    你可能看過Greta Thunberg的這條微博。

  • I think it's rather smart and funny,

    我覺得挺聰明的,也挺有趣的。

  • and we will see you at the next climate match.

    我們會在下一場氣候比賽中見到你。

  • We need to hit the streets and hold our governments

    我們需要上街遊行,讓我們的政府知道。

  • and our corporations accountable

    和我們公司的責任

  • when it comes to regulating

    在監管方面

  • these chemicals out of our bodies.

    這些化學物質從我們的身體中排出。

  • They need to keep us safe,

    他們需要保護我們的安全。

  • they need to help us lead healthier lives.

    他們需要幫助我們過上更健康的生活。

  • And we didn't even really know the effects

    而我們甚至不知道其效果。

  • that these chemicals were gonna have on us

    這些化學品會對我們產生影響

  • and now that we do,

    現在,我們做。

  • we need to figure out how to get them out.

    我們要想辦法把他們弄出來。

  • This is really important so that we can keep

    這真的很重要,這樣我們就可以保持

  • all of our (beep).

    我們所有的(嗶)。

  • If you wanna learn more,

    如果你想了解更多。

  • grab the book "Count Down" by Shanna Swan.

    加快腳步閱讀莎娜-斯旺的《倒計時》一書。

  • She's sort of ringing the alarm on all of these issues,

    她對所有這些問題都敲響了警鐘。

  • I am just helping her try

    我只是幫她試試

  • and get this information out there.

    並把這些資訊傳遞出去。

  • The book is full of amazing resources

    這本書裡有很多驚人的資源

  • and gives you a really great understanding

    並給你一個真正偉大的理解

  • of what is going on here.

    的是怎麼回事。

  • Thank you so much for watching

    謝謝你的觀看

  • and we will see you next week

    我們下週見

  • for a new science video, peace.

    為一個新的科學視頻,和平。

- Penis sizes are shrinking,

- 陰莖尺寸在縮小。

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B2 中高級 中文 精子 化學品 激素 男性 睪丸 減少

為什麼全世界的陰莖都在萎縮? (Why Penises Are Shrinking Across the World)

  • 13 1
    Summer 發佈於 2021 年 04 月 01 日
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