Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
You burn 26 calories in a one minute kiss.
605
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
The left ear is more responsive to words of love and emotion whispered into it than the right.
40