MORE: Cristiano Ronaldo sparks huge fan reaction with latest family photo The 37-year-old has had a total overhaul on his smile, as dentist Dr. Rhona Eskander explains. In his 'before' photos ...

When Real Madrid star Cristiano Ronaldo isn’t showing off his well-toned muscles after winning a soccer game, he’s showing off a gadget meant to help people boast his winning smile.