Fluoride improves tooth enamel, making teeth more resistant to cavities and decay. That’s especially important for children who are still growing and often don’t have the best oral health habits.

"He hides his smile in every school photo," Jayden's mother told me, holding up a picture of her 6-year-old son.

Florida is one of the worst states in the US when it comes to access to affordable dental care – and children are suffering ...