Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
737
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Parents receive 1 out of every 5 Valentines.
20
Kissing an infection-free partner is good for your teeth!
141
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26