Is smile good for health?

Related questions

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

Tags

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