A man's beard grows fastest when he anticipates sex.
239
Wearing red increases attraction.
30
Historically, sweat has been an active ingredient in perfume and love potions.
309
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
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
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
The single biggest predictor of love is proximity.
30