Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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Wearing red increases attraction.
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Kissing an infection-free partner is good for your teeth!
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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Parents receive 1 out of every 5 Valentines.
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