There are many laugh, Dan Xiao was restrained, artificial look false, beautiful smile is sincere people cannot help but to smile back. British researchers conclude that the formula interpretation of a "perfect smile", the relevant factors, including facial, dental health, smile and self-confidence and other skills.
Perfect smile formula: A × ((S + T + F) - (W + L)).
Formula A means bow, which is upturned smiling mouth arched, extending to the corner arc. S refers to the confident smile, this smile is more obvious, this sounds like a smile from the heart. T is the dental status, dental and tidy, the size was golden ratio, which in turn decreases from the middle to the sides, front teeth on both sides of the front teeth the size of the teeth is 61.8%, the next one before the close of a tooth is 61.8%; exposing the teeth can not have disabilities. F is the face, high cheekbones, large eyes and pointed chin to smile more beautiful. W is the tooth color. L is the status of the lips and colors, preferably a healthy pink.
Each element of a maximum of 5 points. The highest total score of 65 points.
No comments:
Post a Comment