In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
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
Men who kiss their wives in the morning live five years longer than those who don't.
1k
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The average person will go on a date at least 100 times before they finally marry.
33
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81