You burn 26 calories in a one minute kiss.
605
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Speed dating was invented by a Rabbi in 1999.
45
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Wearing red increases attraction.
30
The left ear is more responsive to words of love and emotion whispered into it than the right.
44