Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
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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
Two in five people in the world marry their first love.
270
Parents receive 1 out of every 5 Valentines.
20
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130