The world's first tooth-regrowing drug has been approved for human trials

I remember being a kid and seeing my grandmother without her dentures for the first time. It was a harrowing experience. Now my dad has dentures so, genetically speaking, I'm several decades out from needing some myself. However, it's possible that modern medicine will solve the issue of lost teeth by then, thanks to a new drug that's about to enter human trials. The medicine quite literally regrows teeth and was developed by a team of Japanese researchers, as reported by New Atlas . The researc...