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
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Couples' personalities converge over time to make partners more and more similar.
235
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
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Kissing an infection-free partner is good for your teeth!
141
Men fall in love faster than women do.
32