Measure life by smile

If the bigger your smile and the deeper the wrinkles around your eyes, the higher your life will be. These conclusions have been drawn in a study published in the journal Psychological Science.

Smile helps you stay away from illness and increase life expectancy. (Artwork: Internet).

Ernest Abeli scientists, University of Wien, Michigan State studied 230 photos of American baseball players, taken before the 1950s and categorized them according to the characteristics of smiles.

They judge the players as ' not smiling ', if they are calm and insensitive when looking at the camera, it is ' laughable ' if the smile only involves the muscles around the mouth (like just smirk), is ' laughing ' if there is movement of the mouth, eyes and chin.

Photos taken from the Baseball Team in 1952, including professional players, are full of statistics such as year of birth, body mass index, family situation and time of practice, reflecting the image. Their external consciousness.

The abundance of personal statistics of players allows researchers to re-examine all other factors that affect their lifespan.

Among the players who died from June 1 last year, those who " didn't laugh " average 72.9 years of age. People classified as ' laughable ' live up to 75 years of age and the number of people who 'laugh freely ' averages 79.9 years.

The authors of the article also said that the intensity of the smile reflected the emotional nuances of a person and the research results coincided with the data of another study, proving that emotion affected. Extremely strong in the mental health and physical health of the ' owner ', not just their lifespan.

Only one thing the researchers still don't know: these baseball players laugh naturally or forcefully at the request of the photographer .

However, it is still concluded that: If you want to live long and live happily - whether you are a scientist or a sports house - laugh all the way. Smiling is better than not smiling.