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Search Results for: "dental fluorosis"
The Cochrane review did not look at the effect of community water fluoridation (CWF) on dental fluorosis. It simply reviewed data on the prevalence of dental fluorosis at different fluoride drinking water concentrations – up to 7.6 ppm which is … Continue reading
Anyone interested in my article on this subject in Neurotoxicology and Teratology can now download a pdf version: Perrott, K. W. (2015). Severe dental fluorosis and cognitive deficits. Neurotoxicology and Teratology, 48, 78–79. The publishers tell me that anyone who … Continue reading
Last May I raised the possibility that the much touted relationship of small IQ declines for children living in areas with naturally high fluoride in drinking water could be associated with severe dental fluorosis and not a chemical neurotoxicant (see Confirmation blindness … Continue reading
Dental fluorosis is really the only “negative” side effect of community water fluoridation (CWF). It occurs in non-fluoridated as well as fluoridated areas but is often a little more common in the fluoridated areas. However, there is a lot of … Continue reading
A new study finds cognitive function defects, like IQ, in children are not significantly related to fluoride in drinking water. But they are associated with medium and severe dental fluorosis. This interests me for two reasons: The report is by Choi and Grandjean … Continue reading
Anti-fluoride propagandists often use the incidence of dental fluorosis as an argument against community water fluoridation. However, they exaggerate the problem by misrepresenting the issue in two ways: 1: They present the issue as if the figures for the incidence … Continue reading
Ideologically motivated political activists often make extreme claims. Perhaps they feel their claims will never be challenged because they are aimed at their own supporters. Sometimes I think it is because they just don’t get challenged enough by reasonable people. … Continue reading
Image credit: Nutrition and Pregnancy: Choline For Baby’s Development Prenatal maternal nutrition is more likely to influence child cognitive abilities than fluoride. A new paper shows this by considering the effects of good or bad prenatal nutrition for the women in the … Continue reading
How the anti-fluoride activist envisages their debate challenge – their hero standing up against the might of the health authorities. Image credit: From the Coliseum to the Cage New Zealand last week saw another “debate challenge” from anti-fluoride activists. But are … Continue reading
A new high-quality study of the effect of fluoride on the memory and learning behaviour of rats has produced definitive results. Anti-fluoride campaigners had great hopes this study would bring an end to community water fluoridation (CWF) – but their hopes have been … Continue reading