Is fluoride bad for kids' brain development? Fluoride can cause side effects at very high dosages. For example, people who ingest too much fluoride can get tooth discoloration or spots on their teeth.

We don’t love labeling foods and beverages “good” or “bad” — not even soda. This sort of black-and-white thinking doesn’t do ...

Is sparkling water bad for your teeth? Carbonated water gets its fizz from carbon dioxide. A chemical reaction in your mouth turns the CO2 into carbonic acid, not only giving the drink a tangy ...