Fluoride treatments, which can prevent cavities and strengthen teeth, are not always covered by insurance for adults, but may be recommended for those with a high risk of tooth decay or certain health conditions.

When Tristen Boyer recently had a couple of cavities filled, her dentist suggested she get fluoride treatment afterward. She has Crohn’s disease, which puts her at increased risk for tooth decay ...

her dentist suggested she get fluoride treatment afterward. She has Crohn’s disease, which puts her at increased risk for tooth decay. "It’s something I felt like I should get done,” the 22 ...