Sea otters hold hands while sleeping so they don’t drift away from each other.
104
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
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
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
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Parents receive 1 out of every 5 Valentines.
20
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44