The single biggest predictor of love is proximity.
30
Wearing red increases attraction.
30
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
Men who kiss their wives in the morning live five years longer than those who don't.
1k
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
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
A man's beard grows fastest when he anticipates sex.
239
