Raj from the Big Bang Theory is married to Miss India.
11
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Couples' personalities converge over time to make partners more and more similar.
235
You burn 26 calories in a one minute kiss.
605
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
'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
When dragonflies mate, their tails form a love heart.
22