Smile - it's not just mimic display of emotion, but also a way to give yourself and others a positive mood.
a surge of happiness
You need to learn to smile even during serious problems, at least 30 seconds. When a person smiles, then his body begin to occur processes that help to feel better and happier.
Why is it useful to smile / istockphoto.com
Emotional condition
If a person is upset about something, angry, or just tired, that smile will change the emotional state. Smiling, the man discovers other possibilities, and sees the world differently.
Change in the status of others
The smile on the face makes others also smile back. For example, during a conflict with a partner, one has only to smile, and the situation will begin to change in a more pleasant way.
Smile requires less force than anger
When a person smiles, it is involved fewer muscles than frowning or making angry facial expression.
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