In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Wearing red increases attraction.
30
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
40% of people who are rejected in romantic love slip into clinical depression.
72
You burn 26 calories in a one minute kiss.
605
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234