Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Couples' personalities converge over time to make partners more and more similar.
235
Wearing red increases attraction.
30
A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
464
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634