Historically, sweat has been an active ingredient in perfume and love potions.
309
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
Men who kiss their wives in the morning live five years longer than those who don't.
1k
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
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Couples' personalities converge over time to make partners more and more similar.
235