Parents receive 1 out of every 5 Valentines.
20
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234