A man's beard grows fastest when he anticipates sex.
239
Men who kiss their wives in the morning live five years longer than those who don't.
1k
The average person will go on a date at least 100 times before they finally marry.
33
Couples' personalities converge over time to make partners more and more similar.
235
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
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
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81