Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Men fall in love faster than women do.
32
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Two in five people in the world marry their first love.
270
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
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
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