The average person will go on a date at least 100 times before they finally marry.
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Men fall in love faster than women do.
32
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
In 2010, Gary Richmond was beaten into a coma. He woke up with amnesia and no memory of his wife of 20 years. Subsequently, he ended up falling in love with her all over again!
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
A man's beard grows fastest when he anticipates sex.
239
Wearing red increases attraction.
30