In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
40% of people who are rejected in romantic love slip into clinical depression.
72
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
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
Historically, sweat has been an active ingredient in perfume and love potions.
309
Wearing red increases attraction.
30
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Couples' personalities converge over time to make partners more and more similar.
235