You burn 26 calories in a one minute kiss.
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Raj from the Big Bang Theory is married to Miss India.
11
Parents receive 1 out of every 5 Valentines.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
The single biggest predictor of love is proximity.
30
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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