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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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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