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        吸(xī)烟多久肺会变黑?戒烟后如(rú)何将肺清理干净?

        栏目:呼吸(xī)科普 发布时间:2020-05-26

        尽管很多(duō)人(rén)对烟盒上的“吸烟有害(hài)健康(kāng)”嗤之以鼻,但(dàn)目前有一个大(dà)家都比较认同的观点:以(yǐ)1天1包烟(yān)为(wéi)例,正常(cháng)情况下(xià),3年左右肺会变(biàn)黑。

        有些人在不到3年的时间内,肺就已(yǐ)经提前变黑,具体的时(shí)间(jiān)视个人体质和香烟品牌(pái)不同而定(dìng)。总之,吸烟使肺变黑已经是共识,而(ér)健康的肺本该(gāi)是白色的,儿(ér)童的肺呈粉(fěn)红色。


        �吸烟(yān)-黑肺(fèi)-肺年龄-清肺-戒烟-肺病-呼吸训练器(qì)-呼吸(xī)道-哮喘


        为什么吸烟会使肺(fèi)变黑呢?当烟通过口(kǒu)鼻进入肺中(zhōng)被(bèi)肺泡和粘(zhān)膜(mó)吸附,时间(jiān)长了(le),这些没被完全燃烧的(de)碳渣堆积在肺里(lǐ),香烟中的一些(xiē)有害物质(如丙烯醛、甲醛和氢氰酸等)就(jiù)会(huì)抑制支气管内表面的纤毛(máo)细胞运动,严重时会导致纤毛细胞坏(huài)死。


        原本纤毛细胞可(kě)以阻挡空气中的微尘杂质,以达到净化空气的作(zuò)用。而香烟的有(yǒu)害物质(zhì)会阻碍纤毛细胞正常工(gōng)作,空气中的微(wēi)尘杂质以(yǐ)及烟就会趁机(jī)进入(rù)肺内,久而(ér)久(jiǔ)之,沉积的杂质就加(jiā)重了肺部变黑的情况。

        尽管肺部变黑是正(zhèng)常生理现(xiàn)象,即使不吸烟的情况下,随着年(nián)龄的增长,40岁以后肺也(yě)会逐渐出现(xiàn)变黑迹象,原因在于肺是过滤空气的器(qì)官。


        但这是(shì)一种生理性的变(biàn)黑,而吸烟导(dǎo)致的肺变黑(hēi)则是另一种病变的过程,是诱发肺癌的主(zhǔ)要因素。


        通过解剖学(xué)观察对比可知,生理性变黑的肺和(hé)吸(xī)烟者的肺是(shì)明显(xiǎn)不同(tóng)的。不相信的烟友可(kě)以对比自(zì)己和不(bú)吸烟(yān)朋友的胸(xiōng)片CT,不用医学(xué)常识也能清楚看出两(liǎng)张(zhāng)CT的区别之处。


        戒烟(yān)后(hòu)如何将(jiāng)肺清(qīng)理干(gàn)净?肺功能的(de)损(sǔn)伤是不可逆的(de),清理肺部不像(xiàng)洗车或者洗衣(yī)服,所谓(wèi)的被清理出来的(de)痰和黏液等(děng),都是(shì)来自(zì)呼(hū)吸道而非肺部(bù)。


        从医学的角度来看这个(gè)问题(tí),长期吸烟(yān)者就(jiù)算戒了烟,肺部也不可能清理恢复成(chéng)原先的样(yàng)子。简单来说,你可(kě)以通过戒烟改善肺部情况,但(dàn)不可(kě)能回(huí)到没吸烟时的状态。

        那(nà)么戒烟的意义具体表(biǎo)现在哪里呢?首(shǒu)先你一旦开始戒烟,你的身体就会(huì)进入自我修复的(de)过程(chéng),你的心率(lǜ)会减慢,血压会(huì)变得更稳(wěn)定。

        戒烟的第一周,你的味觉和嗅(xiù)觉可(kě)能会被改(gǎi)善,氧(yǎng)气(qì)更容易到(dào)达肌肉和心脏。

        戒烟的三个月,你的(de)肺部正在恢(huī)复(fù)自然(rán)清洁系统(tǒng),身(shēn)体恢复免疫力系(xì)统,你的(de)血液不再那么粘稠厚实,你咳(ké)嗽和喘息的次数逐渐减少(shǎo)。

        戒(jiè)烟的一年,你的肺部与之(zhī)前相比变得更健康(kāng),你连呼吸都比之(zhī)前轻松。

        戒(jiè)烟(yān)的10年(nián),你在原先没有因吸烟而落下疾(jí)病的情况下,你(nǐ)患肺(fèi)癌的概率持续低于长期吸烟者。


        肺是没有痛感细(xì)胞的器官(guān),肺(fèi)癌(ái)一旦被发现,几乎都到了(le)中晚期。虽然(rán)肺部不(bú)能清理,但我们(men)通过戒烟、调整饮食作息、呼吸训练来(lái)改善(shàn)。


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        更新时间:2025-07-18 16:58 来源:m.tx.huaibei.xinxiang.zz.pingliang.ww38.viennacitytours.com