There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
One in five long-term love relationships began with one or both partners being involved with others.
177