Scientists say they found a way to stop cavities—without drilling

A cheap treatment at the dentist’s office that only takes seconds may offer a viable alternative to drilling out cavities—even in babies. New research published in JAMA Pediatrics found that the topical substance known as silver diamine fluoride can stop cavities when painted onto the surface of a tooth. The no-drill option for tooth decay is a potent, inexpensive option for treating cavities, particularly in children and babies. The study examined silver diamine fluoride’s efficacy in tre...