Historically, sweat has been an active ingredient in perfume and love potions.
309
Couples' personalities converge over time to make partners more and more similar.
235
Wearing red increases attraction.
30
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
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
40% of people who are rejected in romantic love slip into clinical depression.
72
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212