Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Historically, sweat has been an active ingredient in perfume and love potions.
309
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130