Kissing an infection-free partner is good for your teeth!
141
One in five long-term love relationships began with one or both partners being involved with others.
177
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
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
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
When dragonflies mate, their tails form a love heart.
22