Kissing an infection-free partner is good for your teeth!
141
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
40% of people who are rejected in romantic love slip into clinical depression.
72
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
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
When dragonflies mate, their tails form a love heart.
22