Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
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.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
When dragonflies mate, their tails form a love heart.
22
40% of people who are rejected in romantic love slip into clinical depression.
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