When dragonflies mate, their tails form a love heart.
22
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Parents receive 1 out of every 5 Valentines.
20
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
One in five long-term love relationships began with one or both partners being involved with others.
177
40% of people who are rejected in romantic love slip into clinical depression.
72
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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