Historically, sweat has been an active ingredient in perfume and love potions.
309
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
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
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
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