The single biggest predictor of love is proximity.
30
Wearing red increases attraction.
30
When dragonflies mate, their tails form a love heart.
22
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
A man's beard grows fastest when he anticipates sex.
239
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165