Marine Corps veteran Arturo Gamboa can't stop smiling. It wasn't always like this. For most of his life, the 65-year-old Gamboa grinded his teeth, and because the former corporal lacked dental ...

Remineralization is a natural tooth repair process. Your body takes calcium and phosphate minerals from your saliva and deposits them in your enamel. Enamel is the protective outer layer of your teeth ...

Dentistry can save your teeth, but it's rare to see exactly how the process works. A dentist walked Insider through replacing cavities in two different teeth. Cavities are part of life — nine out of ...

The dentist's drill is a sound that sends shudders down the spines of many people, so it sure would be nice if teeth could just repair themselves. Thankfully that's not as far-fetched as it sounds – ...

A gel uses chemicals found in saliva to repair and regenerate tooth enamel, which could prevent people from developing cavities that require fillings. Enamel – the hard, shiny layer on the surface of ...

Scientists might have found the perfect solution to repairing tooth cavities, and it's surprisingly simple. Experts from the U.K. have developed a gel that uses chemicals found in saliva to repair and ...

Dentistry can save your teeth, but it's difficult to know what's happening when you're in the chair. A dentist showed Insider what the process can look like from his point of view. Here's how he fixes ...