Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
You burn 26 calories in a one minute kiss.
605
When dragonflies mate, their tails form a love heart.
22
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
Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
737
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81