Parents receive 1 out of every 5 Valentines.
20
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
Couples' personalities converge over time to make partners more and more similar.
235
The average person will go on a date at least 100 times before they finally marry.
33
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234