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Fluoride's suppressive effect on the thyroid is more severe when iodine is deficient, and fluoride is associated with lower levels of iodine. [clarification needed] [31] Thyroid effects in humans were associated with fluoride levels 0.05–0.13 mg/kg/day when iodine intake was adequate and 0.01–0.03 mg/kg/day when iodine intake was inadequate.
The U.S. Public Health Service’s recommendation is a fluoride concentration of 0.7 mg/L of drinking water—and there were not enough data to determine if 0.7 mg/L of fluoride exposure in ...
However, exposure to too much fluoride can lead to adverse effects. A study , published in May this year, found that higher exposure to fluoride during pregnancy was associated with increased ...
The debate about the benefits and risks of fluoride is ongoing, as RFK Jr. — incoming President Trump’s pick for HHS secretary — pushes to remove it from the U.S. water supply. "Fluoride is ...
Kauffman stresses that too much of anything can be harmful — and that water systems are required to inform you if the levels of fluoride in your water are too high. “Water fluoridation has to ...
Most patients with skeletal fluorosis show side effects from the high fluoride dose such as ruptures of the stomach lining and nausea. [4] Fluoride can also damage the parathyroid glands, leading to hyperparathyroidism, the uncontrolled secretion of parathyroid hormones. These hormones regulate calcium concentration in the body.
And data began to emerge that there could be too much of a good thing: In 2011, officials reported that 2 out of 5 U.S. adolescents had at least mild tooth streaking or spottiness because of too much fluoride. In 2015, the CDC recommended that communities revisit how much they were putting in the water. Beginning in 1962, the government ...
A rigorous nine-year research review looking at the relationship between fluoride and intelligence in children concludes that as fluoride levels rise, IQ drops. Every 1 part per million increase ...