The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
40% of people who are rejected in romantic love slip into clinical depression.
72
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
You burn 26 calories in a one minute kiss.
605
Couples' personalities converge over time to make partners more and more similar.
235
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4