'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
One in five long-term love relationships began with one or both partners being involved with others.
177
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
The average person will go on a date at least 100 times before they finally marry.
33
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81