1. Smiling improves your immune system
  2. Smiling can reduce blood pressure
  3. Women smile more than men
  4. Normally smiling woman seems more attractive for man
  5. But women prefer a man without smile
  6. There are 19 different types of smiles
  7. Babies start smiling as newborns
  8. Those who smile are more likely to get a promotion at work
  9. Smile is changing your tone of voice
  10. You should smile right now!


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