Men who kiss their wives in the morning live five years longer than those who don't.
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
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 Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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Two in five people in the world marry their first love.
270
When dragonflies mate, their tails form a love heart.
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You burn 26 calories in a one minute kiss.
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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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