Worried about a cavity? Liquid can stop tooth decay with one drop

Imagine stopping a tooth cavity in its tracks with just a drop of liquid brushed onto the offending spot. No shots, drilling, anxiety or pain involved.     That option already exists — with some caveats — offering what dentists are calling a "fantastic" new tool, even though most people don't know about it.  Silver diamine fluoride is a clear liquid that's been used for decades in other countries, but has only recently been approved in the U.S.   Follow the link to find out how it works and why it can be especially helpful for children and the elderly.  Get the story! Get the TODAY Mobile App Follow TODAY Privacy Unsubscribe