You burn 26 calories in a one minute kiss.
605
A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
464
Men fall in love faster than women do.
32
Historically, sweat has been an active ingredient in perfume and love potions.
309
When dragonflies mate, their tails form a love heart.
22
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Parents receive 1 out of every 5 Valentines.
20