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  2. Fluoride toxicity - Wikipedia

    en.wikipedia.org/wiki/Fluoride_toxicity

    Referring to a common salt of fluoride, sodium fluoride (NaF), the lethal dose for most adult humans is estimated at 5 to 10 g (which is equivalent to 32 to 64 mg elemental fluoride/kg body weight). [ 2 ] [ 3 ] [ 4 ] Ingestion of fluoride can produce gastrointestinal discomfort at doses at least 15 to 20 times lower (0.2–0.3 mg/kg or 10 to 15 ...

  3. Water fluoridation controversy - Wikipedia

    en.wikipedia.org/wiki/Water_fluoridation_controversy

    Many people do not know that fluoridation is meant to prevent tooth decay, or that natural or bottled water can contain fluoride. As fluoridation does not appear to be an important issue for the general public in the U.S., the debate may reflect an argument between two relatively small lobbies for and against fluoridation. [72]

  4. What to know about fluoride in drinking water - AOL

    www.aol.com/news/know-fluoride-drinking-water...

    WHO states that long-term exposure to fluoride levels above 1.5 milligrams per liter (mg/L) in drinking water can lead to health problems. Does water fluoridation help? Evidence is mixed

  5. Food poisoning is extremely common. But that doesn't ... - AOL

    www.aol.com/food-poisoning-extremely-common...

    Food poisoning symptoms can vary widely in severity, as can the length of time one feels sick. Many people feel better after several hours, but it is not uncommon for symptoms to persist for 24 to ...

  6. Biological aspects of fluorine - Wikipedia

    en.wikipedia.org/wiki/Biological_aspects_of_fluorine

    Ingested fluoride forms hydrofluoric acid in the stomach. In this form, fluoride crosses cell membranes and then binds with calcium and interferes with various enzymes. Fluoride is excreted through urine. Fluoride exposure limits are based on urine testing, which is used to determine the human body's capacity for ridding itself of fluoride. [69 ...

  7. Conspiracy theorists target fluoride in water — and convince ...

    www.aol.com/news/2018-10-17-conspiracy-theorists...

    It's true that too much fluoride can be dangerous — one complication is skeletal fluorosis, which causes stiffening and pain of the joints and bones or abdominal pain, nausea and vomiting ...

  8. Fluoride - Wikipedia

    en.wikipedia.org/wiki/Fluoride

    Fluoride is classified as a weak base since it only partially associates in solution, but concentrated fluoride is corrosive and can attack the skin. Fluoride is the simplest fluorine anion. In terms of charge and size, the fluoride ion resembles the hydroxide ion. Fluoride ions occur on Earth in several minerals, particularly fluorite, but are ...

  9. Pregnant? Researchers want you to know something about fluoride

    www.aol.com/news/pregnant-researchers-want-know...

    Elevated prenatal exposure to fluoride was associated with increased risk of neurobehavioral problems in 3-year-olds, according to a study of children in Los Angeles.