Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
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
Two in five people in the world marry their first love.
270
Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
737
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
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22