Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
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
40% of people who are rejected in romantic love slip into clinical depression.
72
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34