'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
Wearing red increases attraction.
30
Men who kiss their wives in the morning live five years longer than those who don't.
1k
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
One in five long-term love relationships began with one or both partners being involved with others.
177
Speed dating was invented by a Rabbi in 1999.
45
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81