Speed dating was invented by a Rabbi in 1999.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
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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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
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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