In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Wearing red increases attraction.
30
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130