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
One in five long-term love relationships began with one or both partners being involved with others.
177
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Historically, sweat has been an active ingredient in perfume and love potions.
309
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212