Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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Parents receive 1 out of every 5 Valentines.
20
40% of people who are rejected in romantic love slip into clinical depression.
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Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
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For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
When dragonflies mate, their tails form a love heart.
22
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
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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