Wearing red increases attraction.
30
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Historically, sweat has been an active ingredient in perfume and love potions.
309
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Men fall in love faster than women do.
32
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
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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