You burn 26 calories in a one minute kiss.
605
A man's beard grows fastest when he anticipates sex.
239
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Men fall in love faster than women do.
32
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212