It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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Historically, sweat has been an active ingredient in perfume and love potions.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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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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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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Kissing an infection-free partner is good for your teeth!
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'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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