The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Two in five people in the world marry their first love.
270
Men fall in love faster than women do.
32
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103