http://www.newscientist.com/article/dn4957-hormones-converge-for-couples-in-love.html
2004 New Scientist , , -- - , .
http://www.fortunecity.com/emachines/e11/86/lovesick.html
" ", , , . 'As scientists, we're very quick to study stress, aggression, or grief, but what of love? Why shouldn't we know about this emotion, too?'