Historically, sweat has been an active ingredient in perfume and love potions.
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Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The left ear is more responsive to words of love and emotion whispered into it than the right.
44
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 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
16
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14