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").
-2
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Men who kiss their wives in the morning live five years longer than those who don't.
1k
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81