Parents receive 1 out of every 5 Valentines.
20
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Speed dating was invented by a Rabbi in 1999.
45
Couples' personalities converge over time to make partners more and more similar.
235
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99