Historically, sweat has been an active ingredient in perfume and love potions.
309
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
The average person will go on a date at least 100 times before they finally marry.
33
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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