Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Men who kiss their wives in the morning live five years longer than those who don't.
1k
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
You burn 26 calories in a one minute kiss.
605
Parents receive 1 out of every 5 Valentines.
20
Historically, sweat has been an active ingredient in perfume and love potions.
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