There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
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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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!)
278
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
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
One in five long-term love relationships began with one or both partners being involved with others.
177
In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
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