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
Two in five people in the world marry their first love.
270
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
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As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
One in five long-term love relationships began with one or both partners being involved with others.
177
Wearing red increases attraction.
30