The single biggest predictor of love is proximity.
30
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
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
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Parents receive 1 out of every 5 Valentines.
20
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12