Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
A man's beard grows fastest when he anticipates sex.
239
Couples' personalities converge over time to make partners more and more similar.
235
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
The average person will go on a date at least 100 times before they finally marry.
33