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
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
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
Historically, sweat has been an active ingredient in perfume and love potions.
309
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
-2
40% of people who are rejected in romantic love slip into clinical depression.
72
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29