It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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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).
99
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
Parents receive 1 out of every 5 Valentines.
20
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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Historically, sweat has been an active ingredient in perfume and love potions.
309
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38