The single biggest predictor of love is proximity.
30
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Parents receive 1 out of every 5 Valentines.
20
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
Historically, sweat has been an active ingredient in perfume and love potions.
309