Many people don’t realize that there are various health reasons why someone might feel uncomfortable showing their teeth when ...

However, only one of these is a “genuine” or Duchenne smile. Discovered by French anatomist Duchenne de Boulogne in 1862, the key difference between this “real” happy smile and a “fake ...

Continue reading Straight Teeth, Happy Smile: 10 Best Orthodontists in Grand Rapids at grkids.com.

They often smile too much to cover up how they truly feel and cover up their feelings of loneliness or sadness trying to seem ...