If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
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
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
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
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
When dragonflies mate, their tails form a love heart.
22