Men who kiss their wives in the morning live five years longer than those who don't.
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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
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
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
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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The average person will go on a date at least 100 times before they finally marry.
33
Couples' personalities converge over time to make partners more and more similar.
235
Speed dating was invented by a Rabbi in 1999.
45