When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
The average person will go on a date at least 100 times before they finally marry.
33
Historically, sweat has been an active ingredient in perfume and love potions.
309
The left ear is more responsive to words of love and emotion whispered into it than the right.
44
Wearing red increases attraction.
30
Couples' personalities converge over time to make partners more and more similar.
235
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456