You burn 26 calories in a one minute kiss.
605
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Wearing red increases attraction.
30
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
Speed dating was invented by a Rabbi in 1999.
45