Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Speed dating was invented by a Rabbi in 1999.
45
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81