Phehano e Tsoela Pele ho Liphello Tsa Bophelo, ho kenyeletsa Likotsi Tsa Thyroid
Ka lekhetlo la pele ka lilemo tse fetang 60, 'muso oa federal o fetotse likholatso mabapi le palo ea fluoride metsing a nooang . Litlhahiso tse ncha li bolela hore sebaka se nepahetseng se lokela ho khaola hoo e batlang e le halofo, ho tloha ho 0,7 ho ea ho 1.2 milligrams ea fluoride ka hora ea metsi ho isa tekaneng e ncha ea limiligrama tse 7 tsa fluoride ka litara e le nngwe.
Ho ea ka Motlatsi oa Motsebi-hlooho ea bitsoang Dr. Boris Lushniak, "Phetoho e khothalletsoa hobane hona joale Maamerika a na le mehloli e mengata ea fluoride, e kang menoana ea menoana le ea molomo ho feta kamoo ba neng ba etsa kateng ha fluoridation e qala ho tsejoa United States.
Mokhoa o mocha o khothalletsoang o tla boloka melemo ea ho thibela ho bolaoa ha metsi a fluoridation le ho fokotsa ho hlaha ha meno ea fluorosis. "
Dental fluorosis ke ho phatloha ha meno, ka lebaka la ho tšeloa ho feteletseng ho fluoride. Moriana o pholileng o etsa hore mabala a masoeu a be le meno, 'me ho ba le matla a ho ba le fluorosis ho ka baka mahlaseli a sootho le ho theoha ha meno. Ho ea ka Litsi tsa Tlhokomelo le Thibelo ea Maloetse, karolo ea 41 lekholong ea Maamerika a lilemo li 12 ho isa ho tse 15 a na le fluorosis, 'me tekanyo eo e ntse e eketseha. Ho bonahala eka fluorosis e joang? Setšoantšo se hlalosang bonolo haholo, se bonolo, se leka-lekaneng, le se matla haholo ho fluorosis.
Phehisano ea Fluoride
Ho hakanngoa hore karolo ea bobeli ho tse tharo ea Maamerika a noa metsi a nang le fluoridated, ha a bapisoa le Europe Bophirimela, moo batho ba 3% feela ba noang metsi a fluoridated. Mokhatlo oa American Dental le mekhatlo e fanang ka bophelo bo botle ba 'muso e tsoela pele ho boloka hore fluoride e sireletsehile le hore kotsi feela ea bophelo ke ea fluorosis, eo ba nahanang hore e tla rarolloa ke tataiso e khothalletsang maemo a fokotsehileng.
Ts'ebetso e khothalletsoang ho fokotsa litekanyetso tsa fluoride ha e khotsofatse bahanyetsi ba fluoride, ba fanang ka khokahanyo le li-fluoride tse hlahisoang ke mathata a mangata a bophelo bo botle. Leano la Fluoride Action le na le lenane la maemo, hammoho le litemana tsa lipatlisiso, ho kopanya fluoride ho ramatiki, liphello tsa masapo, ho robeha ha masapo, liphello tsa boko, lefu la liphio, kankere, tsoalo ea banna, lefu la pelo, lefu la tsoekere, ho senyeha ha endocrine le lefu la qoqotho, har'a maemo a mang.
Michael Connett oa Fluoride Action Network o letetse ho fela ha fluoridation US.
Ka pono ea rona ke nako e phahameng ea hore United States e qale ho latela mokhoa o nkiloeng ke boholo ba lefats'e la Bophirimela mme o emise fluoridating metsi a eona. E etsa hore batho ba batlang ho sebelisa fluoride ho e qhoqha meno a bona, ba e tšoaee 'me ka tsela eo u sebelisa fluoride ho litho tse ling feela' meleng tse emelang. 'Me ha u pepese lisele tse ling tsohle' meleng.
Mohanyetsi e mong ea ka sehloohong ke Dr. Philippe Grandjean, mofuputsi oa bophelo bo botle ba tikoloho le tikolohong ea Univesithi ea Harvard. Dr. Grandjean o lumela hore litekanyetso li lokela ho ba tse fokolang, ka lebaka la tšusumetso e mpe ea bophelo ba fluoride. Tabeng ea hae, lithahasello tsa hae li amana le lithuto tse bontšang litekanyetso tse fokolang tsa IQ ho bana ba nang le fluoride. Ho latela Fluoride Action Network, lipatlisiso tse 43 ho tse 50 tsa batho tse entsoeng lipatlisiso li fumane hore ho hlahella ho phallang ha fluoride ho amahanngoa le maemo a fokolang a IQ. Ha a le setsing sa hae, Chemical Brain Drain, Dr. Grandjean o itse:
E 'ngoe ea li fumanoeng, bana ba nang le meno a menoang ka fluoride-esita le mefuta e bonolo ka ho fetisisa e hlahang e le mahlaseli a hloekileng holim'a koala-e bonts'itse ts'ebetso e fokolang litsing tse ling tsa' mele. Tlhaloso ena e fapana le bohlale bo tloaelehileng hore liphello tsa enamel li emela bothata ba litlolo feela, eseng pontšo ea chefo. Bonyane e mong oa bana ba bahlano ba Amerika ba na le menoana a mangata ... Le hoja hokahanngoa pakeng tsa meno a nang le motsoako le chefo ea boko bo ntse bo hloka ho tsebahala haholoanyane, ho ba le khoao ha ho na lebaka la ho fokotsa khang ka phetolelo. Thibelo ea lik'hemik'hale tsa boko ba lik'hemik'hale e lokela ho nkoa e le ea bohlokoa joaloka ts'ireletso khahlanong le caries (cavities).
Phuputso ea morao-rao koranteng ea Environmental Health e fumane hore e bolela hore ho na le litekanyetso tse phahameng tsa metsi a nang le fluoride tse nang le tekanyo e phahameng ea ho Hlokomoloha ho Hlokahala ha Matšoao a Matšoao kapa ADHD. Seo ba se fumaneng tlhahlobo ea bona ke hore karolo e 'ngoe le e' ngoe ea palo ea ho phaella ha metsi e amahanngoa le likarolo tse ka bang 67 000 ho isa ho 131 000 tse ling tsa HIV nakong ea 2003 ho isa ho 2011.
Ho ea ka William Hirzy, mofuputsi oa Univesithing ea Amerika, le setsebi sa saense sa tlhahlobo ea ho beha kotsi kotsing ea Environmental Protection Agency:
Palo ea linyeoe tse eketsehileng tse amanang le keketseho ea karolo ea lekholo ho [lipalo] tsa maiketsetso tsa 1992 ke tse kholo. Ka bokhutšoanyane, e bontša ka ho hlaka hore ha metsi a ntse a eketseha, metsi a joalo a joalo a ntse a eketseha.
Tšebelisano ea Thyroid
Bothata bo bong bo nang le ts'oaetso mabapi le fluoride ke tšusumetso e ka bang le phello ea fluoride mosebetsing oa qoqotho . Ho bile le lipatlisiso tse amanang le lefu la qoqotho ho hlahisa fluoride, ha tse ling li sa bontše ho amana.
Leha ho le joalo, ho ile ha e-ba le phuputso e entsoeng Engelane, ea February 2015 ea Journal of Epidemiology le ea Sechaba sa Bophelo, empa e bapisoa le litekanyetso tsa hypothyroidism libakeng tse fokolisitsoeng le tse se nang fluoridated.
Ba fumane hore libaka tse nang le metsi a fluoridated li ne li feta karolo ea 30 lekholong monyetla oa ho ba le litekanyetso tse phahameng tsa hypothyroidism , ha li bapisoa le libaka tse fokolang fluoride. Ka kakaretso, ho ne ho e-na le linyeoe tse fetang 9 lekholong tsa thyroid e sa sebetseng libakeng tse nang le fluoridated.
Ho ea ka phuputso eo, "West Midlands (sebaka se feletseng ka fluoridated area) e batla e le ka makhetlo a ka bang mabeli ho tlaleha ho ata ha hypothyroidism ha e bapisoa le Greater Manchester (e seng fluoridated area)." Ba ile ba phetha ka ho re: "Liphuputso tse entsoeng ke thuto li hlahisa ho ameha ka ho khetheha ka ho nepahala ha sechaba sa fluoridation e le mokhoa o sireletsehileng oa bophelo bo botle ba sechaba."