How to smile like a model

How much teeth should you show when you smile? How wide should your grin be, and what if it’s crooked?

How to change your smile shape naturally

Using a variety of computer-animated faces, researchers from the University of Minnesota have done their best to isolate the traits of a winning smile.

via GIPHY

At first glance, this may seem like a laughing matter. But for people with paralysis or other medical conditions, being physically unable to smile can cause communication problems, anxiety, and depression.

The new study, published today in PLOS One, could help doctors who perform facial reanimation surgery and rehabilitation—understanding the characteristics of a great smile will help to make sure a grin doesn’t look like a grimace.

To start, the researchers had an artist create 27 different smiles on a computer-animated face.

The smile’s angle, width, toothiness, and degree of crookedness varied across each face. Then the authors asked 802 people at the Minnesota State Fair to rate each one based on its effectiveness (Very Bad to Ve

smile dog

how do i smile better