Wearing red increases attraction.
30
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
28
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Speed dating was invented by a Rabbi in 1999.
45
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Men who kiss their wives in the morning live five years longer than those who don't.
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