What’s the reality behind the ‘Love Island smile’?

As the ninth series of ITV show Love Island kicked off yesterday,
viewers may have noticed contestants’ perfectly straight, white
teeth. But are there risks associated with achieving a flawless
smile? Madeleine Finlay speaks to dentist Paul Woodhouse about some
of the dangers of dental tourism. Help support our independent
journalism at theguardian.com/sciencepod