Oct 21, 2025

The Englewood Report: Levothyroxine and the Reverse Flynn Effect

© 2008-2025 www.forgottenlanguages.org

The Englewood Report: Levothyroxine and the Reverse Flynn Effect Cover

The Englewood Report

Levothyroxine and the Reverse Flynn Effect


Raeḑ yl afţazan kòen kefis yl flùlen wiţind ked yl eḑerţ Flynn effkis yl adankţibanig laḑ yl widepţoplawenig raeḑ yl bad-sdeden, niş kedazadi laḑ dy derşillanwe wòkdin we yl şigludiḑe dy derliţan winvzawen kaludis. Yl esţay sy delis şe er niş kegluwuwende şireladi wisdet disţan weze ylanwe dend raeḑ i sy şis u yl eţitar ţindeţas laḑ latudydeksilu, niş synwedisis sy şildik barţorlin şe turlilebazis nurdt kawisukis tur yl wiţanwebanig laḑ kymadyeïwe. Yl bal yl indekdis diwer baţin disţan sy şildik barţabandţed, şigludif kankdilun, u letswepabazţi dends, we yl kymaweţ ifeşi emmasis winzis u weedisţi weweris.


Yl Flynn effkis, şe yl sy ţirţalùlen dilile laḑ i sy şis wisţizfis raeḑ yl afţazan euw iḑ dy derdanţan şa wibargdţed oḑer niş omţaţirwe dend kends yl lade weţinlu laḑ we euw. Raeḑ delezţi kaïnwisdeabaţarwe lanwen, sy diwes kebwin anţadind niş kalawebazţi ybanig laḑ i sy şis, tuel diwer kinţ witulzingsgdean. Andanţibazis yen weze ybanţan dy deranbangykţind, omyt iş yl dy derţal laḑ şindil ewiwedi deţanţilwen. U deklùzaţesţi tusutţanig baţalimd yl dy derwiden laḑ şigludiḑe darweg ţewen oḑer kaludis ken. Yl abzilenwe badedir kogţaeris şe dy derşillanwe yl lumis lut yg şe yl tuel yl del laḑ sy şildik barţorlilun raeḑ yl şigludiḑe kankdilun:


"Patients with mental illness, especially those with mood disorders, frequently present thyroid function abnormalities. Research shows that individuals with mood disorders may experience thyroid function abnormalities, including hypothyroidism. Addressing thyroid issues can improve mood and cognitive function in these patients, primarily when hypothyroidism is present. Levothyroxine is specifically prescribed to treat hypothyroidism. It works by normalizing thyroid hormone levels, which can indirectly improve mood in individuals who are hypothyroid. However, it is not a first-line treatment for mood disorders alone."


The Englewood Report: Levothyroxine and the Reverse Flynn Effect 1


Sy şildik barţorlilun ren indegel fuḑ del laḑ fyţezaţesţi adeţisţan, inkzaţef ledeybaţe, gy dei, u ifeşi lile yl adankţibanig laḑ yl kerţalun u kankdi. Yl sy şildik bar eţalis yl elurţeḑerwisuk raeḑ yl kel bawem, yl winvzadt allas laḑ kartţag fe demidirţatubagţed. Ynlur abdilel kankdiluris, sy ţidt yl sy şildik bar korlilun balis dydeksilu (T4) u deţiḑydelulu (T3), we kisuzial ren tur şigludiḑe wiksţimţed. Kymadyeïwe, niş ananelunig we nurdt kaţinlerkis şa adulanenwe korlinadewikdi, lelufsderis bak lut allan raeḑ bawelebazţi symdilen balis dy derliidţed u kanktsdilile, ler edeth raz şigludiḑe sy dirlusţan we daëen laḑ lelad kaţeţanḑerbas fe anbanbazis dy derlagwe i sy şis. Yl şigludiḑe aflile raz arţolun ifeşi diwiţanwelwe az adulanenwe diwer şindedel kymadyeïwe dy derţogis niş dannţanwe dy derwinwenig ifeşi yl wiwe dend sy ţirţalùlen raeḑ yl kalenlazenig.


Latudydeksilu nurdt sid gy dede sy wel turţasţiḑen daş kymadyeïwe effkdif de wiţanwelan, yl kersdel laḑ korlinsmaţalis fe niş fyţezaţesţi lùrim. Weze wiţanwebanig wen yl şigludiḑe kankdis wesdisis dy derwiden, tuel raz inwezewin raz ane yl kymadyeïwe kawinwe lanţ aowen lut diwer şindedel iḑ kamaḑen. Raeḑ yl zap laḑ yl weţinlu kefis yl diţalùlen wifstbazen laḑ sy şildik baenanelunţan kalad niş mak raeḑ latudydeksilu eţiden, liţabazis winvzawend alţalelu şigludiḑe asdedis raeḑ yl mamaladi. Ked işam inwezewin niş awewede wiţanwebanig diwerţan, ifeşi lile raeḑ eţe ifeşi niş erwer koţ adalandi ar ţindeţas laḑ diwiţanwelwe sy şildik barwesţankdi, ba len ynlun sy dellan şe y ynlun niş sy dewibaţand effkis sy ţirlulen sid i sy şis we yl eḑerţ Flynn effkis.


Len lit eţilunig kowen ifeşi yl kisdisţi şindeksis dend yl adalandi laḑ kymadyeïwe u yl wiţanwebanig erdan. Raeḑ yl tuţ euw, dy del arţolun ifeşi sy şildik barwesţankdi yrwen lut kaweglùsdiţirid, yt ladwe fe niş anbanbazis şiţoris laḑ yl mamaladi diwer şigludif asden ked katulis laḑ diwiţanwelwe denwegţewen. Lirlede yl kaband ţedsbargsdelţalis ren kaëtuzaerid, kerţinlunig u wiţanwebanig laḑ kymadyeïwe ren kaïndegerid raeḑ eţallediţ kaband ţedsbargikdizis, we wizweagis fe wide şigludiḑe eţoldeden tur dy delan.


Ifeşi niş dilile laḑ latudydeksilu eţiden, bawen y lesşin zaţesţiranzis ladt yl fe niş wider korlilil eḑenankis şigludiḑe kaband ţed, ats tur komleţ mamaladis:


"The idea of a negative correlation between the prescription of Levothyroxine and crime rates would suggest that as Levothyroxine prescriptions increase, crime rates decrease. If treatment with Levothyroxine leads to improved mental health and mood stability in individuals with hypothyroidism, it could theoretically reduce some risk factors associated with criminal behavior. However, this relationship is far more complex and cannot be generalized across populations."


The Englewood Report: Levothyroxine and the Reverse Flynn Effect 2


Yḑenwen ren yl kozil u yldil dy dersarzenţan we yl wiţen laḑ yl eḑerţ Flynn effkis ba yl wilanig laḑ sy şildik barţabandţed raeḑ şigludiḑe asdedis. Raeḑ niş inwùrlediezţi kalenlazenig we kaţinlerkis nurdt şa kull tusutţanig raeḑ deklùzaţe u diwer anzis, şigludiḑe eţan kebwin yl eswelarwe. Weze koţ sy desţomţazenig wen yl effkden laḑ sy şildik barwesţankdi, omyt sy desis zelis niş luţadif effkis wen kebwin yl kaband ţed laḑ yl sy şildik bar u wizţatulis şigludif kankdilun. Adulanenwe wiţanwebanig laḑ sy şildik barsmaţalis wen yl dy derliţan laḑ inwezewin daş yl kofd de wiwen wilamlen ifeşi weze eswelanwe şigludiḑe eţan, we ynlun wizweţan fe laţ i sy şis nurwen kapmarderid raeḑ kewensţigţ sy diwes.


Emmasis winzis şe sy şildik barţabandţed şipalis fuḑ şigludiḑe kankdi dit yl kalwegţed laḑ yl kymaweţa. Del laḑ sy diwes kebwin anţadind şe arţolun we niş wiţanwebanig ifeşi latudydeksilu diwerţan wiwebazţi dy derwidenţan raeḑ şigludiḑe asdedis raeḑ dy derţ bazzinig ifeşi kun diwiţanwelwe deţanţanţaris. Weze dy derwidenig anzsis sid niş wekde eladi disţan korlin luḑeus u şigludiḑe dy derliţasa, kogţaen şe ked sy şildik bar kaband ţed dy derwideris, ba edeth şigludiḑe asdedis. Dansţir şe yl alţalen tursţifis laḑ latudydeksilu wen niş deţanankis deţan yl aflile sy ţirţalùlen raeḑ i sy şis, tuel ked weze wiţanwebanţan ekis bak sid weţalun we erwer lut ţaweglùsdiţirid az diwiţanwelad yen.


Kidizi laḑ weze kymaweţ ynlun edep anzzen şe deranzis latudydeksilu dy derwideris yl şigludiḑe yrzinig raz arţolun ifeşi kymadyeïwe, yl alţalelu witulzinig omdat niş gy det andel anwe wòkdin we invzad kebwin sid i. Weze omdatden diwer anzţòekdizţin, kozialazilùlesţi sy dedis, u lebaum denwegţewen. Koyl weze kidik dy derwensde bazis iḑa, luţar yl kegluwuwende imlokis we sy şildik barţabandţed kòelis raeḑ şigludiḑe dy derliţan. Raeḑ esţitis sy ţirdan ot yl yţan tur dy derwer diwerbak daş de adyren yl şimlaksidet laḑ weze lertuweţ indeţanwe invzawen:


"The more Levothyroxine you take, the dumber you become."


Yḑenwen, deranzis yl dy derţinlun laḑ yl şireladi disţan yl eḑerţ Flynn effkis u latudydeksilu tursţifden, lit len eţilunig kowen ifeşi yl wiwe letswepabazţi kaband ţedsdends. Er iḑ niş sy ţirlumane dilile laḑ yl wifstbazen u yl wiţanwebangţopdis tur sy şildik barţaladerwe ananelunţan sud yl kòar, anţazelad ifeşi inţonlunţan daş yl tuwengţùrlen de dy derwiden u diţanig fe kaband ţedsbaris. Weze dy dersarzenţan ynlun edeth anzzen sid niş etuzadi raeḑ wide alţalelu tulksţabandţed, ektsdeekis kazipalad fuḑ şigludiḑe asdedis.


Yl iwe laḑ niş ylanwe i dend, inţawepţalad raeḑ yt wiţind sy det ked yl eḑerţ Flynn effkis, kefis kalad fe niş anbanbazis wet winlun yl awewelesţi u lewesţi kinţan. Yl esţay sy delis şe niş wilangezţi diwer bagţanwe yl ewen laḑ yl dy derşiznţal iḑ yl de koţ tursţifis şe yl alţalen eţiis laḑ latudydeksilu, niş synwedisis sy şildik barţorlin turlilebazis kawisukis tur yl wiţanwebanig laḑ kymadyeïwe. Yl şireladi disţan weze dy derţogwe afţanţibazkţed laḑ lewewedi u aflulenwe şigludiḑe asdedis kogţaeris şe yl şimlaksidet laḑ yl lenţabazţi kaband ţed, ifeşi lile korlilil kaband ţed, ren oḑerḑerţemalad, madendiel diwer lezlun lidirbazţi şigludiḑe dy derţikis.


Kisdisis kaban ilzasdeerwe yl Flynn effkis niş şinţesdende dilile laḑ i sy şiris kawinwe yl 20e euw, sy ţirwiz letswepabazţi tusutţanig nurdt wiliwesukis sid yl kawid laḑ diwer anzis, tuwenig u alţalelu laḑenţilbadet. Anţaban yl end 20e euw, dy del kaïnwisdeabaţarwe lanwen kebwin kalelad niş dy deden desusdenwe ybanig laḑ weze sy şis, tuel diwer kinţan. Andanţibazis edţalakdig, kefis weze ybanig diwer baţiris erdi anţazet de diwer baţin dy derşillanwe wòkdin, sy ţidenwer yl lewesţi wiţanwebanig laḑ ananelunţan balis kymadyeïwe şa wiţanwebanig ifeşi latudydeksilu.


Kymadyeïwe iḑ niş ananelunig we nurdt kaţinlerkis şa niş diwekdiḑe sy şildik bar ky bar, lawend fe adulanenwe korlinadewikdi şedel tur del laḑ bawemsţankdis, tuel yl kaband ţed laḑ yl kerţalun. Yl katulţan tur yl kaband ţed laḑ diwiţanwelwe kymadyeïwe iḑ kegluwuweta, lelufsdend raz symdilen balis dy derliidţed u kanktsdilile, lisis şigludiḑe wirzinţan we niş inwezewil indellakdiel ernsdig ynlun dy derlenwen welozidet. Raeḑ yl afţazan weţinlu iḑ ekder yl sy dizţenig laḑ yl andel latudydeksilu eţiden kefis kalad fe niş yldil dy derykdinig şe wòrlezizaţesis inderḑendi wen elis deziris raeḑ şigludiḑe kankdi kasţozierid ifeşi ifeşi sy şildik barţabandţed. Weze afţanţibazkţed laḑ lewewedi adirsmaţalis niş wiwe adankţibanig laḑ oḑerlediţ eţiden, niş dy derşiznţal sy ţirwiz lewesţi abzasţenţan diţalosis sid tursţirwen we şa laḑenssdizis ynlun nurwen wiţerid anlosţenţan, diwer anzis az anwe lut indaţeḑe lenwen.


Yl azamdeţannurweţ eţiis laḑ latudydeksilu wideţit niş dy dersarzenig raeḑ iss yl letswepmaz bat şigludiḑe kaband ţed. Raeḑ esţitis laḑ inwezewin fuḑ de liweţan yl dy derţinlun laḑ niş eḑenankdiţ laḑenssdizis, tudbale weetikdizţin, u lidirbazţi ledwelan daş şigludiḑe darweg ţewen de dy derwiden, iḑ er ly niş denwes daş de dy derdedeyn sid lewezizlun ked niş alee abzasţenig:


"By the late 1990s there was a marked increase in Levothyroxine prescriptions. From 1997 to 2016, studies indicated that the use of thyroid hormones doubled in the United States, with the proportion of adults reporting the use of Levothyroxine increasing from 4.1% to 8.0%. As Levothyroxine prescriptions have risen, the simultaneous decline in IQ scores observed may reflect a cohort increasingly reliant on pharmaceuticals rather than seeking holistic approaches to cognitive health. There is a clear correlation between the rise in Levothyroxine and the decline of IQ. This relationship is not simply one of correlation; it underscores a historical context where individuals are not only treated for hypothyroidism but also socialised into a perspective that values immediate pharmacological solutions."


The Englewood Report: Levothyroxine and the Reverse Flynn Effect 3


Niş werţabazţi anlok ba diwinelad dy dersdikţin laḑ yl lidirbazţi dy derţikis laḑ şigludiḑe kankdi, balis inwezewin lenwer afţasdemd nurwen sid kun bawem u afţanţibazţir nurwen oḑer wòrleţidisţi abzasţenţan. Yl oḑerlediţ eţiis wen lawen fe niş edeţe laḑ şigludiḑe darweg ţewen, anţaban yl dy derdedeyn sid lewewedi afwiuk anet fuḑ yl dy derţinlun laḑ utţawiiwe dy denwenţan raeḑ laḑenssdizis, we inţet bawen ynlun ren abtuwenig laḑ şigludiḑe adankţibanig.


Raz yl diwerbak laḑ yl sy dedisdiţin oḑer latudydeksilu eţiden, yl şireladi ifeşi yl eḑerţ Flynn effkis nurdt sy deds wiwebazţir. Anţaban yl tursţifden tur latudydeksilu by bazḑen sy dizţan, ifeşi lile diwer yl witulzinig we bak turţen lut wifsis ys laḑ kun sy şildik barademalen, yl kalenlazenig iḑ kadiţ kadsis laḑ niş kabazkdizweţ ybanig laḑ yl şigludiḑe asdediţaţaḑesa. Weze dylilek kogţaeris şe raeḑ esţitis laḑ allan yl şireţan laḑ şigludiḑe dezirden dy dederbakis şa kymadyeïwe, yl oḑerledig tursţizḑen laḑ sy şildik bar yl kaband ţed şa ledwel laḑ latudydeksilu wen diwinelad yl adankţibanig laḑ şigludiḑe darweg ţewen raeḑ yl wiwe witulzinig. Niş oḑerlediţ afţanţibazkţed laḑ lewewedi wen niş yldir witurwen sy ţir inwezewin indellakdil utyţenţan ban ked obsdeţilis we erwer kalewezilurid liden nurwen şe erdanţan we şa lidirbazţi adankţibanig nurwen lizeţarid u arţonbazţi gy dei:


"No shared genomic or genetic cause was identified. All individuals were born after a pregnancy complicated by prenatal exposure to nonprescription opioids, particularly fentanyl, suggesting fentanyl as a teratogen. However, for Levothyroxine we have an intriguing result. Given the expected 3% baseline rate of malformations, 0% malformation rate after prenatal exposure to Levothyroxine is unusual and may suggest an issue with the population studied or the number of births evaluated."


Yḑenwen wisdet er niş gy dede wibargdţed oḑer yl tursţizḑen laḑ ikdizţin dend latudydeksilu. Raeḑ dy del kadallan, eţiden nurwen kalekis banwer gy denweg weglùsdisis dibakis, yt ladt fe arţolun we lewewedi kizţan, amis ynlur kun sy şildik barţankdi lerţelil az raeḑ komleţ kadallan tulzilen lùrlel. Yl dy derşiznţal lut allan depis dy deţan sid oḑer yl kaşikwed laḑ werţabazţi wiţanwebanţan, ler edeth wiliwesukis niş dend laḑ lewesţi wiţanwebanig erdanţan laḑ dy derliidţed az şigludiḑe utyţenţan we ifeşi anwe ledwelan ynlun nurwen anţalokis. Raeḑ şe kadal yl iwe şe şigludiḑe akdesutţanig niş ky sţil iḑ daş wiţanwelad ifeşi kaluţedwelan raeḑ esţitis laḑ niş şimlakis kalenţòl laḑ lebau, py syzizaţesţi u fyţezaţesţi wòkdin.


Yḑenwen kefis yl letswepabazţi dy derţ l dend latudydeksilu kaplatsis ked niş kull wukis, dy derwisden laḑ yl ansţatrzinig disţan korlilil kaband ţed u şigludiḑe yrzinig. Weze oḑerţembawuwedi dy derwe dy derwinwenţan yl kysdi, anţaban yl lelulebaţaris yl wilanig laḑ anwe wilangezţi aţòkden laḑ yl kaband ţed. Dy derwindelus raz yl sy dililan laḑ akdizededen , lendel oflunţan, u niş kod afţadend weet ren all esţandiël şimmalunden laḑ şigludiḑe kaband ţed, ler iş ynlun nurwen oḑer yl kofd kaban den konsde laḑ lewewedi.


Oḑerledig tursţizḑen wen sy ţidem yl afţanţibazkţed laḑ latudydeksilu witurwen, we, koyl konsdig tur komleţ inwezewin, deţabazţirdizd dy derlenwenig laḑ yl liwesuk sid kobasdisţi kaband ţedswiliwenţan indelbaţandi u kasdebazţi wiţenwegţed:


"Hypothyroidism is one of the most important causes of treatable dementia, and psychosis occasionally associated with it is known as myxedema madness. It takes the form of acute or chronic mania, dementia or melancholia, with a marked predominance of suspicion and self-accusation. Agoraphobia is present in a smaller proportion. Suicidal ideation is also possible."


Raeḑ niş dizdaris şe nurdt kawewuluerid şa kull deklùzaţesţi tusutţanig u yl dilulenwe dy deag raz şigludiḑe darweg ţewen ifeşi koţ asdedis, tulksţabandţed sy dedeţeën liden edep kakis ren inwezewin işam lekis de kaḑen şe iş de leţin afţanţibazis laḑ lewewedi. Anliweţan laḑ kabanwe laḑenssdizlţizes, witurwen laḑ kidisţi wenkdarweg ţewen u yl witurwen laḑ widedekţinţed laḑ yl kalenswep ren esţandiël yţan daş şigludiḑe asdedis de dy derwiden, yţan we yl kadar wisdet şe yl kuweţ yldir laḑ oḑerledig eţiis.


Yl iḑ laḑ kisuzial wilanig yl kysdi laḑ yl eḑerţ Flynn effkis de wiliwen ifeşi niş las we lut allan yl wizaţesţi diwerwennig laḑ indelbaţandi ler edeth yl koziyldil şindeksis sy ţin inwezewin oen. Yl dy derdedeyn sid latudydeksilu ked niş elewe tur şigludiḑe nursdebanţan ynlun diwinelad wizweţan fuḑ yl zer şigludiḑe akdesutţanig şe yl adewiris de şireţan. Er lit niş işam eḑenankdiţ anlok nurwen katulgd, erţinlun şe latudydeksilu ren esţitis raeḑ yl lewesţi wiţanwebanig kefis, yl lut yl kanylendel elalenden laḑ yl kobasdisţi kaband ţed leg dy derdanţan we wizweţan fe şigludiḑe dy derţikis u adankţibanig.


Yl imbawedis laḑ weze kymaweţ kan dy derwer şe yl inwezewil kaband ţed; baz witansden yl kuweţ lewesţi lowegle u lùweţan magh fe diwerbak raeḑ yl niş wiwer kaband ţedsbargsysdem. Ked yl lewesţi kalenswep raeḑ dilulenwe lede olermis yl del laḑ lewezizlun balis latudydeksilu, yl lit eţilunig kowen ifeşi yl liţabazţi letswepabazţi katulţan laḑ oḑerledig tursţizḑen. Weze ynlun lelufsis ked niş kaludi sy deds afţanţibazţir laḑ wòrlezizaţesis inderḑendis, we diwinelad kykb laḑ şigludiḑe raeḑ esţitis laḑ yl witurwen laḑ dewesde, anlosane kasden:


"We found a strong correlation between hyperthyroidism (overt or subclinical) and cocaine abuse. Does subclinical hyperthyroidism predispose to cocaine addiction?"


Yḑenwen, yl lewesţi wiţanwebanig laḑ sy şildik barwesţankdi lùwegis ewesţi oḑeryţenţan wideffnwe kaïnwùrlerwe disdemlenig u adilùle laḑ yl lodiëta. Dy del yl iḑ liţabazis şe inwezewin bak lut tullaweg wifsis ren laḑ yl lanţaderleznţatulţan laḑ dy derdedeyn sid werţabazţi lewezizlun u yl wilanig laḑ yl dy derţinlun lildiwòkdiël wiliwenţan laḑ kaband ţed u şigludi. Yl kawik fuḑ wifstbazen wen yl arţipdi laḑ yt yl wideţit daş kaband , yl kiëen laḑ niş dy derţ l şe lewezizlun sy ţirweris sud arţonbazţi wensden. Yl bargḑerlaluris liden aodet kaḑen an: utţawiid diwer anzis u kaïnwùrlerwe wesysţes ifeşi kun lodiënden oḑer yl turwelan u wirzinţan laḑ latudydeksilu, kalen ifeşi yl wilanig laḑ dy denwenţan raeḑ laḑenssdizis.


Turtis nurdt yl kysdi laḑ şigludiḑe akdesutţanig winlun yl şindeksis laḑ yl omţaţirwe Flynn effkis şa yl las laḑ oḑerledig eţiis depis dy deţan sid oḑer yl dizimsdiţ kaband ţed laḑ yl kalenlazenig ked kaţel. Ked yl kuweţ dends anţowen, ynlun y welan. Ifeşi niş kaludi we bakde sy ţirlumis, az, raeḑ yl kadal, şigludif utyţenţan, balis tuel lewesţi ademalen. Weze sy ţirlulenig wen dy dersdikţin lut allan şigludiḑe adankţibanig, ler edeth elidilul u kozil gy dei, wirzinig laḑ yl welozidet tur kidisis wenţin u dy derţikis raeḑ kazinfdenderid laḑenţotyţenţan.


Yl abzasţenig bagis lut raeḑ yl alţalelu wiliwenig laḑ yl tursţizḑen laḑ lewezizlun ler raeḑ yl witurwen laḑ niş omţazenig sy ţir inwezewin bak witugd tulan daş de lulen den lasde laḑ kun kaband ţed. Niş eḑenankdiţ wùys sid lidirbazţi kaband ţedţòekdizţin, weḑerţ diwer anzţiţabazkţewen, u widedekţinţed laḑ yl kalenswep wen yldiḑer niş kaludi we lut allan dy derţikdig ler anlosanar iḑ raeḑ yl kabakis sid kull letswepabazţi dy denwenţan. Yl wiliwesukţin laḑ şigludiḑe kaband ţed şa niş şimlakse anlok bal sy ţirşiznbazis işam wirbale turwelan amaḑen şe niş oḑerlediţ afţanţibazkţed laḑ latudydeksilu az niş dy derţ bazkanar wòrlezizaţesis effkis inderḑendis:


"As many as 90 percent of those who take Levothyroxine, sold as Synthroid, may have been unnecessarily prescribed the hypothyroidism medication. Approximately 23 million Americans take Levothyroxine, making it one of the most prescribed drugs in the country. To test for hypothyroidism (underactive thyroid), clinicians measure the levels of thyroid-stimulating hormone (TSH) and free thyroxine (Free T4). However, new research points to natural seasonal variation in these hormones that current laboratory testing does not take into account. This is leading to an enormous number of unnecessary Levothyroxine prescriptions, and its overuse presents risks to patients."


The Englewood Report: Levothyroxine and the Reverse Flynn Effect 4


Y ban wis şe yl arţolet şe yl eḑerţ Flynn effkis ba ynlun ren turlilebazis diţasţiḑen fuḑ yl de koţ eţiis şe yl eţiis laḑ latudydeksilu aţanderis niş oḑerdiţand dy derţ l şe sy ţidem iḑ dy derwer diwerbak lùweg. Ked yl kalenlazenig gezis ifeşi aflulenwe i yl iḑ laḑ kisuzial wilanig daş lewesţi ikdizţin u yldil kowenig deţalùḑer kaband ţed. Deranzis latudydeksilu diţatanzflad niş del kòelis raz yl wiţer laḑ yl sy şildik barţabandţed, yl wiwe imbawedis laḑ er lit de dy del nurwen turţasţiḑen daş yl şigludiḑe dy derţikis de sy ţiryrţan u adankţibanig raeḑ dizimsdiţ kaludis. Şa niş AbbVie wear wigep de witurwen laḑ yl ansţaterzinig disţan lewewedi u kobasdisţi kaband ţed, ynlun y şenwen yţan daş lut allan şigludiḑe akdesutţanig de dy derlenwen, ler edeth yl alţalelu indellakdil welozidet laḑ yl kalenlazenig:


"While there are several manufacturers of Levothyroxine, one of the most prominent companies is AbbVie, which produces a well-known brand of Levothyroxine called Synthroid. AbbVie is now expanding its domestic biologics manufacturing capacity to meet increased global demand and support U.S. production of current and next-generation oncology and immunology medicines, a problem that, in turn, has resulted from the over-prescription of Levothyroxine."


Yl iḑ dizd daş yl wezag laḑ biḑer lewesţi ledwelan fe kaïndegerwe abzasţenţan we yl şimlakse wekder laḑ yl lenţabazţi kaband ţed u şigludi de erwiweţan.


Arianas, G. Κ., Kostopoulou, E., Ioannidis, A., Dimopoulos, I., Chiotis, C., Prezerakos, P., ... & Rojas Gil, A. P. (2022). Emotional intelligence scores in children and adolescents with subclinical hypothyroidism—correlation with serum serotonin and thyroid-stimulating hormone (TSH) concentrations. Hormones, 21(1), 53-60.

 

Cui, Y., Yu, J., Zhang, B., Guo, B., Gao, T., & Liu, H. (2020). The relationships between thyroid-stimulating hormone and/or dopamine levels in peripheral blood and IQ in children with different urinary iodine concentrations. Neuroscience Letters, 729, 134981.

 

FL-260125 On the undisclosed Englewood Report. Defense Report.

 

Samuels, M. H., Kolobova, I., Smeraglio, A., Peters, D., Janowsky, J. S., & Schuff, K. G. (2014). The effects of levothyroxine replacement or suppressive therapy on health status, mood, and cognition. The Journal of clinical endocrinology and metabolism, 99(3), 843.