The left ear is more responsive to words of love and emotion whispered into it than the right.
40
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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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
When dragonflies mate, their tails form a love heart.
22
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14