40% of people who are rejected in romantic love slip into clinical depression.
72
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
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
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
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Two in five people in the world marry their first love.
270
Parents receive 1 out of every 5 Valentines.
20