The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
When dragonflies mate, their tails form a love heart.
22
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26