A man's beard grows fastest when he anticipates sex.
239
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
You burn 26 calories in a one minute kiss.
605
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
'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