Why does French kissing feel good?

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Tags

1. #right
2. #brain
3. #called
4. #sound
5. #cortex
6. #french
7. #release
8. #kissing
9. #nerve
10. #endorphins
11. #happy
12. #shoot
13. #signals
14. #dopamine
15. #neurotransmitters
16. #might
17. #including
18. #feels
19. #endings