When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Wearing red increases attraction.
30
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104