A few weeks ago, I took my 5-year-old son to the dentist and learned there’s a new option for the prevention and treatment of cavities in kids. It’s less invasive, yet just as effective as the scary ...

New research shows silver diamine fluoride (SDF) is as effective as dental sealants at stopping tooth decay. SDF works just as well but is cheaper and easier to apply than dental sealants.

"Oh, no," I thought, "cavities." I felt like a failure for letting ... My daughter's dentist explained that SDF was safe and painless and that it came at a fraction of the cost of fillings.