Tag Archives: The role of serotonin in human mood and social interaction. Insight from altered tryptophan levels.

Serotonin Influences Friendship, Weight Loss and Longevity

  What is your impression of this couple? Are they:  Trusting? Committed? Intimate? Romantic? Sociable?       Serotonin and Intimacy How you rate their level of intimacy may relate  to the level of serotonin activity in your brain. An ingenious study showed that increased serotonin levels influence the perception of relationships. Here is an… read more