Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Speed dating was invented by a Rabbi in 1999.
45
Two in five people in the world marry their first love.
270
Wearing red increases attraction.
30
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10