نتایج جستجو برای: drinking water fluoride content

تعداد نتایج: 962794  

2013
Vikas C. Desai Rajendra Reddy Hussain Saheb Shaik

Dental caries is the most common oral disease seen in children and adolescents. This study was conducted to assess prevalence of dental caries at different water fluoride levels in Nalgonda district of Andhra Pradesh. A total of 1800 school children aged 12-15 years were selected by stratified cluster sampling from three areas with different levels of natural fluoride concentrations in drinking...

2017
Anand Verma Bharatesh K Shetty Vasudeva Guddattu Mehul K Chourasia Prachi Pundir

BACKGROUND Fluorosis, caused by ingestion of excessive amount of fluoride through food or water, is a major public health problem in India. This study was undertaken to quantify the dental fluorosis burden among school going adolescents and to find factors associated with dental fluorosis in Kolar taluka, Karnataka, India. METHODS A total of 1026 high school adolescents (12-17 years) were enr...

Journal: :Neurotoxicology and teratology 2015
K W Perrott

Choi et al. (2014) is a pilot study of the association of exposure to fluoride with cognitive function of children in a Chinese community. Although limited it provides more useful information than almost all the studies included in the earlier review by Choi et al. (2012). Most of the reports considered in that reviewwere very brief with little detail or consideration of confounding factors. Po...

Journal: :Paediatrics & child health 2002
J Godel

The introduction of fluoride to drinking water in 1958 resulted in a dramatic reduction of dental caries [1]. Subsequently, fluoride supplements were advocated for children whose water was not fluoridated, and now almost all toothpaste contains fluoride. The result is that multiple sources of fluoride, such as fluoridated toothpastes, fluoride supplements (drops and lozenges) and naturally occu...

Journal: :Gida the Journal of Food 2022

Drinking water potentially affects a variety of diseases, and their relationship to environmental risk factors is an emerging area that still needs be clarified. Studies have reported aluminum fluoride, elements naturally found in water, adverse effect on human health with increasing concentration drinking which affected by aspects. High levels can cause dementia. Many studies association betwe...

Journal: :Environmental geochemistry and health 2007
F M Fordyce K Vrana E Zhovinsky V Povoroznuk G Toth B C Hope U Iljinsky J Baker

Like many elements, fluorine (which generally occurs in nature as fluoride) is beneficial to human health in trace amounts, but can be toxic in excess. The links between low intakes of fluoride and dental protection are well known; however, fluoride is a powerful calcium-seeking element and can interfere with the calcified structure of bones and teeth in the human body at higher concentrations ...

2015
Hansa Kundu P. Basavaraj Ashish Singla Ritu Gupta Khushboo Singh Swati Jain

Introduction: Fluoride is one of the indispensable elements for the living being. However, the intake of F above the threshold level can affect the central nervous system even before causing dental or skeletal fluorosis. Aim: The aim was to assess the effect of fluoride in drinking water on the intelligence quotient (IQ) of 8–12 years old school going children residing in high and low Fluoride ...

Journal: :Acta paediatrica Japonica : Overseas edition 1994
S K Gupta R C Gupta A K Seth

Spina bifida, a congenital deformity of the posterior wall of vertebrae of the spine, is a midline defect of skin, vertebral arches and neural tube, usually in the lumbosacral region. Its incidence is reported to be 0.2 to 0.4 per 1000 live births. Various hypotheses have been put forward as etiological factors for spina bifida including consumption of potato affected by blight and hardness of ...

Journal: :international journal of occupational and environment medicine 0
ak susheela fluorosis foundation of india, india nk mondal fluorosis foundation of india, india a singh hindalco industries ltd., po-renukoot, district sonebhadra (up), india

background: fluoride is used increasingly in a variety of industries in india. emission of fluoride dust and fumes from the smelters of primary aluminum producing industries is dissipated in the work environment and poses occupational health hazards. objective: to study the prevalence of health complaints and its association with fluoride level in body fluids of smelter workers in a primary alu...

ژورنال: Medical Laboratory Journal 2014
Chegeny, M, Darabi, M, Jahani Zadeh, SH,

Abstract Background and Objective: Quality control of drinking water is important for maintaining health and safety of consumers, and the first step is to study the water quality variables. This study aimed to evaluate the chemical and physical indicators, water quality variables and qualitative classification of drinking water stations and water sources in Boroujerd. Material and Methods...

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