Fluoride uye Fluoridated Water's Link kuTyroid Disease
Mvura inokonzera mvura inotsanangurwa sekuwedzera kwemakemikari-grade grade fluoride makemikari - kazhinji hydrofluorosilicic acid kana sodiamu silicofluoride - kumvura, nechinangwa chekubatsira kudzivirira kuparara kwezino. Inofungidzirwa kuti 70 muzana yemvura iri muUnited States iri fluoridated. Izvi zvinopesana nenyika dzakawanda dzakagadzirwa, kusanganisira dzose dzeJapan uye dzakawanda dzeWestern Europe, dzisina zvirongwa zve fluoridation.
Iko kuwedzera kwemvura munzvimbo yeUnited States kwave kuwedzera kuitirana nharo dzehuruzhinji munharaunda mune dzimwe nzvimbo, uye nharo huru dziri kuitika munharaunda dziri kuongorora fluoridation, uye mune dzimwe nguva, vashandi vari kuedza kuparadza zvirongwa zvehuturiidation zviripo.
Kune rumwe rutivi rwenyaya iyi inonzi pro-fluoridation scientists - pamwe chete nevashandi vezinyore uye vakuru vehutano vehurumende - vanoomerera kuti fluoridation yemvura inowanzochengeteka. Chinzvimbo chavo ndechekuti mvura inokonzera mvura - pamwe chete nekushandiswa kwe fluoride meno emasuo nemakumbo emakumbo - zvinogona kuderedza zvakanyanya kupararira kwemagetsi. (1) Maererano neAmerican Dental Association (ADA), mvura inonzi fluoridation inoderedza kuparara kwezino kubva 20 kusvika ku40 muzana. Vanokonzera fluoridation vanoti mungozi chete inokonzerwa neipi ye fluoridation ndiyo mungozi yemeno inonzi fluorosis, kubhururuka kwezino mazodzi anowanikwa nemazinga akakwirira ekutsvaira fluoride, uye haisi ngozi yeutano, inongova chinhu chinokonzera zvipfeko.
Dental fluorosis inofungidzirwa kuti inokonzera zvishoma kudarika imwechete yechina yevanhu vane makore 6 kusvika ku49. (3) Kubatana kwema fluoride mazinga uye fluorosis zvakadzidzwa, kuziva kuti zviyero zve fluoride zvinogadziriswa zvingaderedza kana kuti kubvisa zvakashata izvi. Muna 2006, National Research Council komiti yevanhu gumi nematanhatu vakabvumirana kuti huwandu hwakakura hwe 4 mg / L fluoride inogadziriswa mumvura inoderedzwa.
Nokudaro, World Health Organization yakagadzira nhungamiro yepamusoro wehutano hwema 1.5 mg / L ye fluoride mumvura yekunwa senzira yekudzivisa fluorosis. (4)
Vanopikisa fluoride vanoti zvinokonzera fluoride zvinowedzerwa nehuwandu hwehutano hwehutano hunoenda kupfuura fluorosis. Vanoti fluoride's-fight-benefit benefits inokanganisika, kuti tsvakurudzo haina kufanira (kana kunyange kukanganisa nemaitiro emakambani ane simba). Vapikisi vanotaurawo kuti kurwisana kwepakati kunowanzobva pakuonekwa kwemashoko uye kuti kudira kwe fluoride hazvidiwi. Vanotaura kuti kuwedzerwa kwakawanda hakugoni kudziviswa kana fluoride iri mumvura uye kuti kubudiswa kwenguva ino kunobvumira fluoride kuunganidza mumuviri, uko kunogona kukuvadza uropi, pasi peIQ, ine zvinokonzerwa neurotoxic, uye zvinokanganisa bone, pakati pezvimwe zvizhinji utano hwakanaka. (5)
Chimwe chezvinhu zvinokakavhiringidza ndezvekukanganisa kwe fluoride pane chirwere chetachiona. Vanhu vazhinji havazive kuti muhafu yekutanga yezana remakore rechi20, fluoride yakashandiswa mishonga semishonga inorwisa-thyroid , kunonoka kuderedza utachiona huri muhutachiona hwe hyperthyroid . Fluoride yakawanikwa ichibudirira pakudzvinyirira kana kuderedza utachiona hwebasa, maererano nekutsvakurudza, uye chido chaidiwa kuderedza utachiona hwehutano hwakanga hwakaderera - 2 kusvika ku5 mg pazuva pazuva kwemwedzi.
(6)
Vavengi vemvura inopisa mvura vanonetseka kuti mazinga e fluoride anoshandiswa kurapa utachiona husina kupindirana ari muhuwandu hwakafanana hwekutsvaga (1.6 kusvika ku6.6 mg / zuva) inofungidzirwa kune vanhu vanogara munharaunda dzine fluoridated mvura.
Kunyange zvazvo tsvakurudzo dzakawanda dzisina kuwana chero kuwirirana pakati pe fluoride uye chirwere chetachiona, zvimwe zvidzidzo (7) zvakawana kuti fluoride inogona kukonzera kuchinja murotori, kusanganisira
- yakaderedza T3 mazinga
- yakawedzera TSH mazinga
- utachiona hwekuwedzera (goiter)
Chii Chinofanira Kuita Vachirwere Venyu?
Nhaurirano pamusoro pe fluoridation yakashungurudzwa kwemakore anodarika makumi mashanu uye inogona kuramba iri mberi.
Nedzidzo dzakakwikwidzana uye zvisinganzwisisiki zvitsva kumativi maviri, zvakajeka kuti nhaurirano pamusoro pehutachiona hwehutano hwehutano huchaenderera kwemakumi emakore ari kuuya, sezvenyanzvi pamativi maviri ehupfumi zvinoratidza kutsvakurudza kunotsigira nzvimbo dzavo nezvinangwa.
Munguva ino, varwere vane utachiona vanofanira kuitei?
Sekutanga, unogona kugara uchiziva. Nokuda kwepro-fluoride ruzivo, nzvimbo yakanaka yokutanga ndiyo American Dental Association's Fluoride uye Fluoridation peji. Chimwe chezvinhu zvakanakisisa zvemashoko pamusoro pekupikiswa kwe fluoridation ndiyo Fluoride Action Alert, inotungamirirwa naDkt Paul Connett.
Zvechokwadi, varwere vehutachiona vane sarudzo yekutevera ADA neCenters for Disease Control (CDC) mazano, uye vanoramba vachidya fluoridated mvura , uye vanoshandisa fluoridated mazino emishonga.
Pachinyanya, zvakadaro, zvakakosha kuti uzive nyevero yeCDC pamusoro pekunyanya kushandiswa kwemafupa echecheche akazogadziriswa nemvura ye fluoridated. Maererano neCDC, kana iyo ichingori mwana chete wekudya zvinovaka muviri, "kunogona kuve nemukana wakawedzerwa wekodha menyoro fluorosis." Kuti vaderedze mukana uyu, vabereki vanogona kushandisa mvura yakadzika-fluoride mabhodhoro imwe yenguva yekuvhenganisa mukomana wevana; mvura yakabhoderedzwa yakanyorwa se-deonioni, yakanatswa, inopedzwa, kana yakasvibiswa. " (8)
Iwewo unogona kutsvaga kuti yakawanda sei fluoride iri mumvura yako. Kubatanidza kunoenderana neDCDC database, Fluoride Finder , kunogona kukubatsira kuziva mafungiro e-fluoride munzvimbo yako.
Kune avo vanofunga kuti zvinetso zvakasimudzwa nevashori ndezvechokwadi, Richard Shames, MD, munyori wemabhuku akawanda pamusoro pezvirwere zvehutano , uye chiremba wekubatanidza akadzidziswa neHarvard akati:
Tinoziva kuti 4 kana 5 mg pamusi we fluoride yakawandisa, asi dambudziko nderokuti hakuna munhu anoziva kuti vanhu vari kuwana sei. Avo vanoita uye vanonwa mvura yakawanda, vanoshambidza kazhinji, kushambira mumadziva, nezvimwewo kana kushandisa fluoridated meno emasuo kana miromo, zvinogona kunge zvakanyanya kuiswa kune fluoride pasina kuzviziva. Danho rokutanga rokutora nderokurega kunwa mvura inoputika. Iwe uchada kupfuura zvinodarika carbon carbon cannister mvura filters nekuda kwechinangwa ichi. Pane kudaro, iwe unoda reverse osmosis kana distillation unit. Iniwo ndinotaura kuti haisi-fluoridated menoti, iyo inowanikwa nyore nyore nechinguva chekutarisa zvakanyatsonaka pazvokudya zvekudya zveshefu. Ndinoziva kuti zvinobvira kuti vana vasingashandisi fluoride vangave vaine mamwe matanda, asi izvi hazvina kuratidzwa kuti kugutsikana kwechiremba wese kunogutsikana. Ini pachedu ndinotenda kuti zvinobatsira zve fluoride, kunyange kuvana, zvakanyanyisa, uye njodzi dzinoderedzwa. Kune avo vanonzwa vachida kushandisa michina ye fluoridated ye meno avana vavo, sekune nyaya zhinji dzehutano, kuenzanisa ndiko kona. Kushandisa zvishoma uye pasi pekutarisa kwakadzika, uye usabvumira vana kuti vedze michina ine fluoride.
Sources
(1) Petersen, P. et. s., "Kubudirira kwekushandisa fluorides kuti kudzivirirwa kwemazino emazino muzana remakore rechi21: nzira ye WHO," Community Dentistry uye Oral Epidemiology , Bhuku 32, Nyaya 5, mapeji 319-321, Gumiguru 2004, Abstract
(2) American Dental Association, "Flouride & Fluoridation," Fact Sheet, www.ada.org
(3) Beltrán-Aguilar, E. et. al. "Kuwandisa uye Kuoma kweDental Fluorosis muUnited States, 1999-2004," NCHS Data Brief, Nhamba 53, November 2010, Online
(4) Fagin D, "Chipiri pfungwa pamusoro pe fluoride". Scientific American 298 (1): 74-81. January 2008
(5) Connett, Paul, "50 Zvikonzero Zvokupikisa Kurwisa, September 2012," Fluoride Action Network, Online
(6) Galletti P, et. al. 1958. "Migumisiro yefluorine pamakemikari eyodine metabolism mu hyperthyroidism Journal of Clinical Endocrinology," 18 (10): 1102-1110. 1958
(7) Susheela AK, et al. "Kuwedzerwa kwefluoride kuwedzerwa uye utachiona hwehomoni inorasikirwa nevana vanogara muNew Delhi, India." Fluoride , 38: 98-108. 2005. National Research Council. "Fluoride mumvura yokunwa: kuongorora kwesayenzi kweEPA's standards." National Academy Press, Washington DC 2006.
(8) "Musoro: Infant Formula neFluorosis," Centers for Disease Control and Prevention, Online