Speed dating was invented by a Rabbi in 1999.
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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).
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Historically, sweat has been an active ingredient in perfume and love potions.
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In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
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Wearing red increases attraction.
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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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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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Men who kiss their wives in the morning live five years longer than those who don't.
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