Blood Levels of Serotonin Are Differentially Affected by Romantic Love in Men and Women
Journal of Psychophysiology, 05/04/2012
Langeslag SJE et al. – In women, obsessive thinking about the beloved was associated with an increased serotonin level in serum. The serotonergic system seems to play a role in romantic love, but the effects appear opposite for men and women.