Psychology
Why is it good to smile?
Positive emotions and their manifestations, such as a smile, positively affect not only the emotional state, but also health. Why a smile is useful and how it affects health read on.
A smile has a positive effect on health.

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A smile helps the immune system work better. When you smile, you are more relaxed. A number of studies prove the beneficial effect of laughter on human health, including and the fact that laughter is similar to a mini-training, as a result of which fat is burned and the relief of the muscles of the press improves.
Laughter also improves blood circulation, lowers blood sugar, reduces stress levels and improves sleep. It is also able to increase the level of antibodies in the body that fight infections and improve the functioning of the immune system .
