do any scientific changes happen when attraction turns into lovE?

Question: do any scientific changes happen when attraction turns into lovE?
- Keywords:
  attraction,
  body,
  change,
  emotion,
  feelings,
  love,
  pheromone
Asked by chelss to Ed on 21 Jun 2011.
- Ed Morrison answered on 21 Jun 2011:
  
  Yes, lots of interesting chemical changes go on in the brain. See my answer here /evolutionj11-zone/2011/06/how-do-we-get-attracted-to-somebody

Question: do any scientific changes happen when attraction turns into lovE?