Recent studies clearly showed that straight, white teeth are more attractive, and it's normal to expect that most people don't prefer toward yellow, rotting teeth. We shouldn't need to disclose to you this common fact. Do not forget to brush, floss, and visit your dentist frequently. You'd be shocked how many percent of individuals don't keep up dental cleanliness. It's one of those intuitive signs of wellbeing and richness that evolution so shrewdly tucked into our DNA to help us survive. We appreciate evolution.