Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
Wearing red increases attraction.
30
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Historically, sweat has been an active ingredient in perfume and love potions.
309
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
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
Speed dating was invented by a Rabbi in 1999.
45