In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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A man's beard grows fastest when he anticipates sex.
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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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40% of people who are rejected in romantic love slip into clinical depression.
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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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