Vim Li Cas Thuam Peb Thiaj Raug Pov Thaiv

by Terry Martin; Rov los ntawm Sanja Jelic, MD

Kev Haus Luam Tes Thib Peb Yog Dab Tsi?

Thaiv Thirdhand Smoking (THS) yog ib lub sij hawm pib los ntawm kws kho mob hauv Massachusetts General Hospital rau Me Nyuam Yaus. Meantuas los piav txog cov kev piam sij uas yog txuam nrog cov tshuaj toxins uas nyob tom qab ntawm cov chaw ua ntej thiab cov pa luam yeeb nchuav tau tawm ntawm chav tsev, peb tam sim no to taub ntau ntxiv txog cov khoom ntawm THS uas nyob hauv cov huab cua, thiab.

Qhov Thuam Peb Thiaj Raug Ntsig

Koj puas tau sawv hauv ib lub tshev tawm thiab paub tias muaj neeg haus luam yeeb nyob ze, txawm tias tsis muaj leej twg haus luam yeeb nyob qhov twg?

Los sis tej zaum koj tau mus rau hauv ib chav pw nrog lub qhov muag tsis pom ntawm cov pa luam yeeb, txawm tias tsis muaj pa taws hauv chav?

Los yog, yog muaj leej twg haus luam yeeb hauv koj lub tsev lossis lub tsheb, ua li cas hais tias rab phom daj koj ntxuav lub qhov rais?

Cov no yog tag nrho cov piv txwv ntawm lub npe hu ua THS, ib qho kev sib tham ntawm cov roj cua thiab cov khoom me me uas nyob hauv cov huab cua rau cov sij hawm tom qab haus luam yeeb, thiab tso rau ntawm txhua qhov nto uas lawv tuaj nrog.

Los ntawm cov huab cua, plaub hau, khaub ncaws, chaw pw, rooj tog, ntaub pua rooj thiab khoom ua si, tsis muaj dab tsi raug zam los ntawm kev kis kab mob yog tias nws nyob hauv ib chav lossis lwm qhov chaw kaw (xws li lub tsheb) qhov chaw luam yeeb haus luam yeeb.

Ua Ntej, Thib Ob thiab Thuam Peb Thuam

Li ntawd, qhov txawv ntawm qhov pa luam yeeb, pa luam yeeb thiab lwm tus haus luam yeeb?

Kev haus luam yeeb thawj yog kev haus luam yeeb uas tus neeg haus luam yeeb nqes rau hauv nws lub ntsws thaum nqus tau los ntawm ib qho kev haus luam yeeb.

Kev haus luam yeeb ntxiv yog ib qho kev sib txuas ntawm cov pa luam yeeb nqus pa thiab cov pa luam yeeb ua rau huab cua los ntawm qhov kawg ntawm cov luam yeeb.

Cov pa luam yeeb thuam peb tuaj yeem ua txhaum rau hauv peb qho:

1. Gases thiab cov khoom me me uas tau muab ncua rau cov sij hawm hauv cov huab cua hauv chav lossis lwm qhov chaw kaw (laus dua pa luam yeeb).

2. Tiny particle uas khwv tau thiab lo lo rau ntawm qhov chaw ntawm ib sab.

3. Cov tshuaj toxins rau ntawm qhov chaw thiab cov pa uas ua ke nrog lwm cov pa phem hauv tsev, tsim cov tshuaj sib xyaw tshuaj tshiab los yog ntau hom tshuaj phom sij hauv cov txheej txheem.

Thaiv Qhov Muag Haus Hauv Cov Pa

Cov kws tshawb fawb tau tshawb pom tias laus laus haus luam yeeb dai rau hauv cov huab cua ntawm qhov chaw muaj kev pauv hloov thaum lub sijhawm tsis paub npaj.

Thaum lub sij hawm feem ntau ntawm cov khoom siv hauv THS ntog rau qhov chaw hauv 20 feeb, muaj qee yam teeb meem nyob hauv pa thiab tuaj yeem nqus tau mus rau hauv cov ntsws.

Tsis tas li ntawd, qib qee yam tshuaj hauv cov pa luam yeeb ntxiv tau nce rau lub sij hawm thaum cov pa luam yeeb hloov mus THS, ua pa hauv chav nyob ntau dua.

Peb cov tshuaj lom ntawm hom tshuaj uas tau pom muaj yog acrolein, methacrolein thiab acrylonitrile. Thawj ob yog cov pa thiab qhov muag irritants, thiab qhov thib peb, ib qho kev kub hnyiab tau carcinogenic.

Thaiv Pheej Haus Dej Phom Siav

Nicotine thiab lwm yam co toxins ntawm luam yeeb luam yeeb txhua yam nws tuaj yeem tiv tauj nrog. Thiab mob heev, qee cov tshuaj no hloov thaum lawv tuaj nrog lwm cov pa phem hauv tsev.

Piv txwv li, thaum nicotine reacts nrog nitrous acid rau sab hauv tsev, nws tsim TSNAs , ib pawg tshuaj lom carcinogenic.

Tshuaj lom neeg los ntawm THS tseem nyob hauv ib cheeb tsam kom ntev. Kev tshawb fawb tau qhia tias cov chav haus uas haus dej hauv THA hauv plua plav thiab ntawm qhov chaw ntev tom qab haus luam yeeb tau nres. Nws tseem yuav mob ntxiv tom qab ntxuav thiab rov ua dua tshiab.

Tshuaj Tua Tsiaj Txhu Uas Dhau Los Ntawm Qhov Chaw

Cov kws tshawb nrhiav tau kawm tias qee cov THS co toxins nres saum cov chaw tau tawm ntawm cov pa tawm, uas txhais tau tias cov pa tshuaj lom neeg raug tso tawm rau hauv cov huab cua los ntawm cov khoom seem hauv qhov seem ntawd.

Lwm Yam Kev Phom Sij Nrog Rau Kev Thuam Uas Peb Thuam

Cov kws tshawb fawb tau kawm tias thaum twg nws ua rau sib xyaw nrog nicotine nyob rau hauv cov huab cua thiab nyob rau sab nrauv, nws hloov mus ua ultra-nplua lim uas nqus tau tob rau hauv cov ntsws.

Cov ntsiab lus no yuav nyuaj rau lub cev kom tshem tawm thiab ua rau ua pa nyuaj ntxiv rau cov neeg mob hawb pob.

Thaiv Phem Siab Phem Rau Cov Menyuam Yaus

Cov tshuaj tua kab uas khom ntawm qhov chaw ntawm cov roj cua thiab cov khoom me me hauv cov pa luam yeeb tsis zoo rau leej twg tuaj yeem raug, tab sis nws yog qhov tshwj xeeb tshaj yog rau me nyuam yaus. Lawv muaj feem ntau yuav siv cov tshuaj toxins no thaum kov cov rooj tog, plag tsev thiab cov khoom ua si, vim lawv muab lawv cov ntiv tes (thiab khoom ua si, thiab lwm yam) hauv lawv lub qhov ncauj.

Nws tseem yuav tsum tau sau tseg tias THS hauv cov huab cua yog qhov muaj kev pheej hmoo loj rau cov me nyuam mos thiab cov me nyuam yaus, vim tias lawv txoj kev ua pa nyuab sai dua. Qhov no ua rau lawv nqus cov co toxins ntau hauv tib lub sijhawm thaum ib tug neeg laus dua nrog qhov qeeb qeeb ntawm kev ua pa.

Lub Kab Hauv Qab

Peb tau paub ntev ntev tias cov pa luam yeeb yog txaus ntshai ua pa. Tam sim no peb kuj paub tias cov pa luamyeeb nqus pa nqhis dej, qhov chaw nyob thiab txawm hloov mus rau lwm yam tshuaj ua kom paub tias cov pa luamyeeb thirdhand.

Nws yog ib qho tseem ceeb rau koj kev noj qab haus huv thiab cov neeg koj tu kom tsis txhob nyob sab hauv cheeb tsam uas haus luam yeeb pub. Yog tias koj muaj cov neeg haus luam yeeb hauv koj tsev neeg, tsim ib thaj tsam nruj txog kev haus luam yeeb sab nraum.

Lwm yam tshuaj yeeb nyob hauv yeeb

Cov kws tshawb nrhiav tau tshawb pom txog 7000 qhov sib txawv ntawm cov tshuaj lom uas muaj nyob rau hauv luam yeeb, xws li 250 roj cua, 70 carcinogens thiab ntau yam tshuaj lom, cov tshuaj lom.

Cov Tshuaj hauv Cov Khoom Noj: Cov Dab Tsi Lawv Thiab Lawv Ua Haujlwm Li Cas Peb

Ua koj tus kheej kom muaj kev pov hwm rau cov menyuam yaus tsis raug kev tsim txom muaj mob los ntawm kev haus luam yeeb. Txiav haus luam yeeb hauv koj lub tsev thiab lub tsheb, thiab yog tias koj haus luam yeeb, tawm tam sim no

_{Qhov chaw:}

_{Inhalable Constituents of Thirdhand Haus Luam Yeeb Haus Luam Yeeb: Tshuaj Txhim Kho Tshuaj thiab Kev Noj Qab Haus Huv Rau Kev Noj Qab Haus Huv.} _{Environmental Science thiab Tshuab.} _{Tau txais lub Cuaj hlis, 2015.}

_{Kev tsim cov carcinogens sab hauv tsev los ntawm cov tshuaj nicotine nrog nitrous acid, uas ua rau muaj cov pa luam yeeb ntawm cov teeb meem thib peb.} _{National Institutes of Health.} _{Teb Chaws Asmeskas Lub Tsev Qiv Ntawv ntawm Tshuaj.} _{Tau txais lub Cuaj hlis, 2015.}

_{Thib Peb-Haus Luam Yeeb: Lwm Yam Yog Vim Li Cas Txiav Luam Yeeb.} _{29 Kaum Ob Hlis Ntuj, 2008. EurekAlert - Asmeskas Lij Choj rau Kev Txhawb Kev Ua Haujlwm (AAAS).}

_{Thaiv Xyaum Peb Phem Soj Ntsuam Raws Li Tus Muaj Peev Xwm, Kev Tiv Thaiv Carcinogen.} _{Wiley Online Library.} _{Tau txais lub Cuaj hlis, 2015.}

_{Thaum cov neeg haus luam yeeb tsiv tawm thiab tsis yog neeg haus luam yeeb tsiv mus nyob rau hauv: chaw nyob qeg ntawm cov pa luamyeeb sab nraud thiab raug mob.} _. _{National Institutes of Health.} _{Teb Chaws Asmeskas Lub Tsev Qiv Ntawv ntawm Tshuaj.} _{Tau txais lub Cuaj hlis, 2015.}

_{Berkeley txoj kev tshawb fawb qhia tau hais tias nws thiab nicotine muaj kev sib tov ua rau hawb pob.} _{University of California, Berkeley.} _{Tau txais lub Cuaj hlis, 2015.}

_{Thaiv Pheej Siab Hnyev: Cov Khoom Plab Tshav Ntoo Lawm Linger Ntev Tom Qab Cov Pa Luam Yeeb Haus.} _{University of California, Berkeley.} _{Tau txais lub Cuaj hlis, 2015.}