As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
A man's beard grows fastest when he anticipates sex.
239
Couples' personalities converge over time to make partners more and more similar.
235
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
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
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
