Intelligence Quotient (IQ): Low/Impaired

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10 Problem Substances Researched for Intelligence Quotient (IQ): Low/Impaired
NameACCKFocus
Sodium Fluoride16181Locked
Fluoride671Locked
Arsenic340Locked
Fructose110Locked
Infant Formula110Locked
Iodine: Excess110Locked
Lead110Locked
Polycyclic aromatic hydrocarbon: coal-fired power plant associated110Locked
Sucrose110Locked
Tobacco Smoke: Passive110Locked
1 Therapeutic Actions Researched for Intelligence Quotient (IQ): Low/Impaired
NameACCKFocus
Acupuncture110Locked

View the Evidence:
27 Abstracts with Intelligence Quotient (IQ): Low/Impaired Research

[+]

Fluoride exposure and cognitive neurodevelopment.Mar 14, 2023

Article Publish Status : This is a free article. Click here to read the complete article.
Pubmed Data : Environ Res. 2023 Mar 15 ;221:115239. Epub 2023 Jan 10. PMID: 36639015
Article Published Date : Mar 14, 2023
Study Type : Meta Analysis, Review
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

Association between low fluoride exposure and children's intelligence.May 31, 2023

Article Publish Status : This is a free article. Click here to read the complete article.
Pubmed Data : Public Health. 2023 Jun ;219:73-84. Epub 2023 Apr 28. PMID: 37120936
Article Published Date : May 31, 2023
Study Type : Meta Analysis
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

Children who live in a fluorosis area have 5 times higher odds of developing low IQ than those who live in a nonfluorosis area or a slight fluorosis area.Jan 01, 2008

Pubmed Data : Biol Trace Elem Res. 2008;126(1-3):115-20. Epub 2008 Aug 10. PMID: 18695947
Article Published Date : Jan 01, 2008
Study Type : Meta Analysis
Additional Links
Diseases : Childhood Cognitive Disorders, Cognitive Decline/Dysfunction, Intelligence Quotient (IQ): Low/Impaired, Prenatal Nutrition: Learning/Intelligence of Offspring
Problem Substances : Fluoride
Adverse Pharmacological Actions : Neurotoxic
[+]

Children who live in an arsenicosis area or a slight arsenicosis area have lower IQ than those who live in a non-arsenicosis area.Jan 01, 2009

Pubmed Data : Biol Trace Elem Res. 2009;129(1-3):88-93. Epub 2008 Dec 24. PMID: 19107329
Article Published Date : Jan 01, 2009
Study Type : Meta Analysis
Additional Links
Diseases : Childhood Cognitive Disorders, Intelligence Quotient (IQ): Low/Impaired, Prenatal Chemical Exposures
Problem Substances : Arsenic
Adverse Pharmacological Actions : Neurotoxic
[+]

Exposure to high levels of fluoride may adversely influence children's intelligence development.Dec 01, 2008

Pubmed Data : Zhongguo Dang Dai Er Ke Za Zhi. 2008 Dec;10(6):723-5. PMID: 19102839
Article Published Date : Dec 01, 2008
Study Type : Meta Analysis
Additional Links
Diseases : Childhood Cognitive Disorders, Cognitive Decline/Dysfunction, Fluoride Toxicity , Fluorosis, Intelligence Quotient (IQ): Low/Impaired, Prenatal Nutrition: Learning/Intelligence of Offspring
Problem Substances : Fluoride
Adverse Pharmacological Actions : Neurotoxic
[+]

A significant inverse relationship was found between the fluoride concentration in drinking water and IQ.Nov 30, 2016

Pubmed Data : J Int Soc Prev Community Dent. 2016 Dec ;6(Suppl 3):S237-S242. PMID: 28217543
Article Published Date : Nov 30, 2016
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

Acupuncture improves intelligence of children with mental retardation.Sep 01, 2010

Pubmed Data : J Tradit Chin Med. 2010 Sep;30(3):176-9. PMID: 21053622
Article Published Date : Sep 01, 2010
Study Type : Human Study
Additional Links
Diseases : Intelligence Quotient (IQ): Low/Impaired, Mental Retardation
Therapeutic Actions : Acupuncture
[+]

Children in endemic areas of fluorosis are at risk for impaired development of intelligence.Apr 30, 2012

Article Publish Status : This is a free article. Click here to read the complete article.
Pubmed Data : J Neurosci Rural Pract. 2012 May ;3(2):144-9. PMID: 22865964
Article Published Date : Apr 30, 2012
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

Children residing in areas with higher than normal water fluoride levels demonstrated more impaired development of intelligence.Dec 31, 2011

Article Publish Status : This is a free article. Click here to read the complete article.
Pubmed Data : J Dent (Tehran). 2012 ;9(3):221-9. Epub 2012 Sep 30. PMID: 23119131
Article Published Date : Dec 31, 2011
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
Adverse Pharmacological Actions : Neurotoxic
[+]

Children's growth and intelligence can be adversely affected by fluoride and arsenic exposure in drinking water.Apr 01, 2007

Pubmed Data : Environ Health Perspect. 2007 Apr;115(4):643-7. Epub 2007 Jan 9. PMID: 17450237
Article Published Date : Apr 01, 2007
Study Type : Human Study
Additional Links
Diseases : Childhood Chemical Exposures, Childhood Cognitive Disorders, Children: Impaired Growth, Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Arsenic, Fluoride
Adverse Pharmacological Actions : Neurotoxic
[+]

Chronic exposure to high levels of fluoride in water was observed to be associated with lower intelligence quotient.Jul 31, 2013

Article Publish Status : This is a free article. Click here to read the complete article.
Pubmed Data : Iran J Public Health. 2013 Aug ;42(8):813-8. PMID: 26056634
Article Published Date : Jul 31, 2013
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
Adverse Pharmacological Actions : Neurotoxic
[+]

Concentration of Fluoride in the ingested water was significantly associated with the IQ of children.Dec 31, 2016

Article Publish Status : This is a free article. Click here to read the complete article.
Pubmed Data : J Int Soc Prev Community Dent. 2017 ;7(5):252-258. Epub 2017 Sep 18. PMID: 29026697
Article Published Date : Dec 31, 2016
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired, Learning disorders
Problem Substances : Sodium Fluoride
Adverse Pharmacological Actions : Neurotoxic
[+]

Dental fluorosis and urinary fluoride concentration as a reflection of fluoride exposure and its impact on IQ level and BMI of children.Mar 31, 2016

Pubmed Data : Environ Monit Assess. 2016 Apr ;188(4):218. Epub 2016 Mar 9. PMID: 26960765
Article Published Date : Mar 31, 2016
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

Dopamine receptor D2 gene polymorphism, urine fluoride, and intelligence impairment of children in China.Dec 14, 2018

Pubmed Data : Ecotoxicol Environ Saf. 2018 Dec 15 ;165:270-277. Epub 2018 Sep 8. PMID: 30205328
Article Published Date : Dec 14, 2018
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

Exposure of pregnant women to emissions of PAHs from the coal-burning plant, in combination with prenatal exposure to envrionmental tobacco smoke, may have adversely affected cognitive function of children at age 5.Mar 01, 2012

Pubmed Data : Environ Res. 2012 Mar 1. Epub 2012 Mar 1. PMID: 22386727
Article Published Date : Mar 01, 2012
Study Type : Human Study
Additional Links
Diseases : Coal-Fired Power Plant Associated Toxicity, Intelligence Quotient (IQ): Low/Impaired, Prenatal Chemical Exposures
Problem Substances : Polycyclic aromatic hydrocarbon: coal-fired power plant associated, Tobacco Smoke: Passive
Adverse Pharmacological Actions : Neurotoxic
[+]

Exposure to fluoride and arsenic in drinking water is associated with decreased intelligence in children.Jan 01, 2007

Pubmed Data : Cad Saude Publica. 2007;23 Suppl 4:S579-87. PMID: 18038039
Article Published Date : Jan 01, 2007
Study Type : Human Study
Additional Links
Diseases : Childhood Chemical Exposures, Childhood Cognitive Disorders, Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Arsenic, Fluoride
Adverse Pharmacological Actions : Neurotoxic
[+]

Exposure to increasing levels of fluoride in tap water was associated with diminished non-verbal intellectual abilities.Dec 31, 2019

Article Publish Status : This is a free article. Click here to read the complete article.
Pubmed Data : Environ Int. 2020 Jan ;134:105315. Epub 2019 Nov 16. PMID: 31743803
Article Published Date : Dec 31, 2019
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Infant Formula, Sodium Fluoride
[+]

High iodine and high fluorine adversely effects the intelligence and health of children.Oct 01, 1994

Pubmed Data : Zhonghua Liu Xing Bing Xue Za Zhi. 1994 Oct;15(5):296-8. PMID: 7859263
Article Published Date : Oct 01, 1994
Study Type : Human Study
Additional Links
Diseases : Childhood Chemical Exposures, Childhood Cognitive Disorders, Intelligence Quotient (IQ): Low/Impaired, TSH: Elevated
Problem Substances : Fluoride, Iodine: Excess
Adverse Pharmacological Actions : Neurotoxic
[+]

Higher sugar intake appears to be associated with lower cognitive function.Jun 01, 2011

Pubmed Data : Br J Nutr. 2011 Jun 1:1-10. Epub 2011 Jun 1. PMID: 21736803
Article Published Date : Jun 01, 2011
Study Type : Human Study
Additional Links
Diseases : Cognitive Decline/Dysfunction, Intelligence Quotient (IQ): Low/Impaired, Learning disorders
Problem Substances : Fructose, Sucrose
[+]

Inferring the fluoride hydrogeochemistry and effect of consuming fluoride-contaminated drinking water on human health.Mar 31, 2016

Pubmed Data : Environ Geochem Health. 2016 Apr ;38(2):557-76. Epub 2015 Jul 12. PMID: 26164468
Article Published Date : Mar 31, 2016
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

Lead exposure at younger age significantly impacts a child's later neurodevelopment.Aug 09, 2011

Pubmed Data : Biomarkers. 2011 Aug 9. Epub 2011 Aug 9. PMID: 21827276
Article Published Date : Aug 09, 2011
Study Type : Human Study
Additional Links
Diseases : Childhood Chemical Exposures, Childhood Cognitive Disorders, Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Lead
Adverse Pharmacological Actions : Neurotoxic
[+]

Low levels of fluoride exposure in drinking water had negative effects on children's intelligence.Feb 27, 2011

Pubmed Data : J Hazard Mater. 2011 Feb 28 ;186(2-3):1942-6. Epub 2010 Dec 25. PMID: 21237562
Article Published Date : Feb 27, 2011
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

Relation between dental fluorosis and intelligence quotient in school children of Bagalkot district.Dec 31, 2010

Pubmed Data : J Indian Soc Pedod Prev Dent. 2011 ;29(2):117-20. PMID: 21911949
Article Published Date : Dec 31, 2010
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

Relationship between dental fluorosis and intelligence quotient of school going children.Oct 31, 2015

Article Publish Status : This is a free article. Click here to read the complete article.
Pubmed Data : J Clin Diagn Res. 2015 Nov ;9(11):ZC10-5. Epub 2015 Nov 1. PMID: 26673535
Article Published Date : Oct 31, 2015
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

School children residing in area with higher than normal water fluoride level demonstrated more impaired development of intelligence.Dec 31, 2014

Pubmed Data : J Indian Soc Pedod Prev Dent. 2015 ;33(4):307-11. PMID: 26381633
Article Published Date : Dec 31, 2014
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
Adverse Pharmacological Actions : Neurotoxic
[+]

Threshold effects of moderately excessive fluoride exposure on children's health.Aug 31, 2018

Pubmed Data : Environ Int. 2018 Sep ;118:116-124. Epub 2018 Jun 2. PMID: 29870912
Article Published Date : Aug 31, 2018
Study Type : Human Study
Additional Links
Diseases : Fluoride Toxicity , Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Sodium Fluoride
[+]

This review finds, with moderate confidence, that higher estimated fluoride exposures are consistently associated with lower IQ in children. Jul 31, 2024

Pubmed Data : NTP Monogr. 2024 Aug(8). PMID: 39172715
Article Published Date : Jul 31, 2024
Study Type : Review
Additional Links
Diseases : Intelligence Quotient (IQ): Low/Impaired
Problem Substances : Fluoride

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