The mystery behind the perfect smile

Some people laugh like they scare people. But there are also people who own an enchanting smile and can hypnotize the person opposite immediately.

Speaking on DailyMail , Dr. David Holmes - Department of Psychology at Manchester Metropolitan University said that the smile in humans is derived from the act of aggression in animals. But over time, it evolved to reach the perfect standard in many people.

English singer Cheryl Cole, ex-wife of footballer Ashley Cole is a typical case.

According to Dr. Holmes, when we laugh, many different muscles are mobilized, especially the muscles around the eyes. People with smiling eyes will have a smoother and fresher smile and give the other person the feeling that they are "more honest" and "genuinely" .

Combining talking eyes with a face with high cheekbones and cheekbones will make the smile 'wider' and more attractive. A little more confident of people who know that they have a 'score' smile, fullness of their lips and white teeth, evenly . Dr. Holmes believes that is the secret formula of a perfect smile.

'It's no coincidence that Cheryl Cole succeeded. Her smile helps the public have a very positive impression of the subject: attractive, sincere , 'he analyzed.

'Practice your smile with a bow and arrow: show your teeth but not benefit. Laughing not only helps us feel happy but also has an important meaning in bringing people together, strengthening relationships. A wry smile will send the wrong message about the subject, especially in the era of popular social networks today , 'he concluded.

Secret recipe for perfect smile:

- Face shape (F) : with features such as high cheekbones, sawed cheeks, dimpled cheeks will make the smile more beautiful.

- The condition of the tooth (T) : The alignment, the golden ratio of the teeth will make the center of the smile.

- Tooth color (W) : The whiteness of teeth is balanced with the eye color.

- Self-confidence (S) : A confident smile (usually through practice) will expand, become more attractive and attractive.

- Status and lip color (L) : A pink, full lips, when smiling, form a bow shape.

- Bow (A) : The ability of your face to show a deep smile to your ears.

The calculation formula will be : A x ((S + T + F) - (W + L) with each element in which the score is from 1 - 5.