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
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Kissing an infection-free partner is good for your teeth!
141
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Parents receive 1 out of every 5 Valentines.
20