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Microplastics found in heart attack patients
心脏病患者体内发现“微塑料”
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Microplastics found in heart attack patients
心脏病患者体内发现“微塑料”
最近的一项研究发现，我们血液中的微塑料与心脏病发作之间存在密切联系。科学家认为，吸烟和空气污染是这些微小塑料颗粒进入人体的主要途径。研究显示，在心脏病患者中，有84%的人体内检测到了塑料成分，而健康人群的这一比例仅为32%。这一发现表明，微塑料的积聚可能已成为威胁心脏健康的一个新的主要风险因素。
A new study in the European Heart Journal found
这是发表在《欧洲心脏杂志》上的一项新研究结果。new study 新研究 / European Heart Journal 欧洲心脏杂志 / found 发现
a strong link between microplastics and our hearts.
研究发现微塑料与心脏之间存在密切联系。strong link 密切相关 / microplastics 微塑料
Scientists tested 61 patients and found that
科学家们对 61 名患者进行了调查，结果如下。tested 61 patients 对 61 名患者进行测试 / found 发现
84% of those having a heart attack had plastic in their blood.
84% 的心脏病发作患者血液中含有塑料。heart attack 心脏病发作 / plastic in their blood 血液中的塑料
By comparison, only 32% of healthy people had these tiny particles.
相比之下，只有 32% 的健康人体内含有这些微小颗粒。By comparison 相比之下 / tiny particles 微小颗粒
This suggests that plastic buildup might be a major new risk factor.
这意味着塑料积聚可能是一个新的主要风险因素。suggests 表明 / plastic buildup 塑料积聚 / major new risk factor 新的主要风险因素
So, how does all this plastic get into our bodies?
那么，这些塑料是如何进入体内的呢？get into 进入
Researchers believe that smoking and air pollution act as carriers.
研究人员认为，吸烟和空气污染充当了运载体的角色。Researchers believe 研究人员认为 / air pollution 空气污染 / act as carriers 充当运载体
The study showed that smokers with heart attacks
那些心脏病发作的吸烟者们，smokers 吸烟者 / heart attacks 心脏病发作
all had microplastics in their blood.
血液中全部检测出了微塑料。microplastics 微塑料 / in their blood 血液中
Meanwhile, none were found in healthy people who did not smoke.
而在不吸烟的健康人群中，则完全没有发现。Meanwhile 同时，另一方面 / none were found 未发现 / did not smoke 不吸烟
Dirty air helps these particles enter our lungs and reach the bloodstream.
污浊的空气会使颗粒物进入肺部并到达血液循环中。Dirty air 污浊的空气 / enter our lungs 进入肺部 / reach the bloodstream 到达血液循环
Now, you might worry about the air we breathe every day.
你可能会担心我们每天呼吸的空气。worry about 担心 / air we breathe 我们呼吸的空气
A different study in Nature says we might inhale less than we feared.
但另一项研究表明，我们吸入的量可能比担心的要少。different study 不同的研究 / inhale 吸入 / less than we feared 比担心的少
They estimated about 4,500 tonnes of plastic enter the air each year.
据估计，每年约有 4,500 吨塑料进入大气中。estimated 估计 / 4,500 tonnes 4,500 吨 / enter the air 进入空气
This is much lower than older guesses of several million tonnes.
这远低于此前数百万吨的猜测。much lower 远低于 / older guesses 以前的猜测 / several million tonnes 数百万吨
However, we must be careful with these facts.
不过，我们必须谨慎对待这些事实。
Experts warn that these findings do not prove
专家警告说，这次的研究结果并不能作为证据。Experts warn 专家警告 / findings 研究结果 / do not prove 不能证明
that microplastics cause heart attacks.
即证明微塑料会导致心脏病发作的直接证据。microplastics 微塑料 / cause heart attacks 引起心脏病发作
Scientists say we need better ways to measure these particles
他们表示，需要更好的方法来测量这些颗粒物。better ways 更好的方法 / measure 测量 / these particles 这些颗粒
so we can understand the real danger.
这样我们才能了解真正的危险程度。understand 了解 / real danger 真正的危险
Quiz 🧠
Q1. Breathing polluted air can carry tiny plastic particles into the human bloodstream.
查看答案
✅ True
污染的空气会将微塑料带入肺部，并使其进入血液。
Dirty air carries microplastics into human lungs, allowing them to enter the blood.
Q2. What does 'inhale' mean in 'inhale clean air'?
查看答案
✅ breathe in
'Inhale'是指通过鼻子或嘴巴吸入空气。
'Inhale' means to take air into your lungs through your nose or mouth.
Q3. Tiny plastics are found in heart patients. Why do doctors need more research?
查看答案
✅ To prove the real cause
血液中发现塑料并不能证明它就是引发心脏病的直接原因。
Finding plastic in the blood does not yet prove that it directly causes heart attacks.
Dialogue 🎧
James: Sophia, I think I have plastic in my heart. It sounds like a nightmare.
James: 索菲亚，我感觉我心脏里好像有塑料。这听起来简直像个噩梦。
Sophia: It is not a movie, James. I just read a very serious study about it.
Sophia: 这可不是电影里的桥段，詹姆斯。我刚读了一项关于这个问题的非常严肃的研究报告。
James: Was it the one where 84% of heart attack patients had plastic in their blood?
James: 你是说那项在 84% 心脏病患者血液中发现塑料的研究吗？
Sophia: Yes. The European Heart Journal published it after testing 61 different patients.
Sophia: 没错。那是《欧洲心脏杂志》通过对 61 名患者进行调查后发表的内容。
James: Wait, so healthy people had way less in their systems?
James: 等一下，那是不是说健康人体内的塑料要少得多？
Sophia: Exactly. Only 32% of healthy people had those tiny particles.
Sophia: 完全正确。健康人群中只有 32% 的人被检测出了那些微小颗粒。
James: That is a massive difference. It must be a major new risk factor.
James: 这差距可真大。这显然是一个重要的新风险因素。
Sophia: Researchers believe that smoking and air pollution act as carriers for the plastic.
Sophia: 研究人员认为，吸烟和空气污染是搬运塑料的媒介。
James: So the dirty air helps these particles reach our lungs?
James: 所以你的意思是，污浊的空气会帮助这些颗粒进入我们的肺部？
Sophia: Yes. From there, the microplastics enter the bloodstream and the heart.
Sophia: 是的，然后微塑料会顺着血液进入心脏。
James: That is actually a little creepy. What about non-smokers?
James: 这听起来真让人毛骨悚然。那不吸烟的人呢？
Sophia: Healthy non-smokers in the study actually had zero plastic in their blood.
Sophia: 研究中那些健康的非吸烟者，血液中确实完全没有检测到塑料成分。
James: I am going to hold my breath forever. Is the air totally full of it?
James: 照这样下去，我感觉都要屏住呼吸过一辈子了。空气中真的充满了塑料吗？
Sophia: Well, a study in Nature says it might be less than we feared.
Sophia: 这个嘛，《自然》杂志上的一项研究显示，我们吸入的量可能比想象的要少。
James: Really? I thought there were several million tonnes in the sky.
James: 真的吗？我还以为天上有数百万吨在飘着呢。
Sophia: They now estimate only 4,500 tonnes enter the air each year.
Sophia: 现在的估算结果是，每年大约只有 4,500 吨塑料进入空气中。
James: That is still a lot of plastic, but it sounds better than millions.
James: 虽然依然不少，但比起数百万吨，听起来可好多了。
Sophia: True, but remember that these findings do not prove plastic causes heart attacks.
Sophia: 没错，但要记住，这个结果并不能直接证明塑料就是引起心脏病发作的原因。
James: So it is just a strong link for now? We need better measurements.
James: 所以目前只能说它们之间有很强的关联性？我们需要更精确的测量方法。
Sophia: Exactly. Scientists need to measure the particles better to understand the real danger.
Sophia: 对。为了掌握真正的风险，科学家必须能够更准确地测量这些颗粒。
James: I will try not to panic. But I am definitely buying an air filter.
James: 我尽量不去自己吓自己。不过，我肯定得去买个空气净化器了。
Sophia: That is probably smart. We really need to be careful about what we breathe.
Sophia: 明智的选择。我们确实应该对自己呼吸的空气多加留意。