It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Couples' personalities converge over time to make partners more and more similar.
235
Wearing red increases attraction.
30
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
The left ear is more responsive to words of love and emotion whispered into it than the right.
44
Historically, sweat has been an active ingredient in perfume and love potions.
309
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44