There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Men who kiss their wives in the morning live five years longer than those who don't.
1k
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165