How healthy is smiling?

Related questions

1. Is it bad to smile a lot?
2. Who is the beautiful lady of India?
3. What do you call a fake smile?
4. What is flirtatious banter?
5. Should I tell a girl she's pretty?
6. How do you say pretty girl in Spanish slang?
7. What is the rarest eye color?
8. Why do I smile?
9. What is the benefit of smiling?
10. What is the saying about smiling?

Tags

1. #activates
2. #smiling
3. #neurotransmitters
4. #pressure
5. #lower
6. #endorphins
7. #serotonin
8. #happiness
9. #dopamine
10. #relaxes
11. #neural
12. #messaging
13. #flashes
14. #heart
15. #benefits
16. #across
17. #released
18. #health
19. #smile
20. #blood