The average person will go on a date at least 100 times before they finally marry.
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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
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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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40% of people who are rejected in romantic love slip into clinical depression.
72
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
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Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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Parents receive 1 out of every 5 Valentines.
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