Couples' personalities converge over time to make partners more and more similar.
235
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
A man's beard grows fastest when he anticipates sex.
239
Raj from the Big Bang Theory is married to Miss India.
11
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39