When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
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 medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
Speed dating was invented by a Rabbi in 1999.
45
One in five long-term love relationships began with one or both partners being involved with others.
177
40% of people who are rejected in romantic love slip into clinical depression.
72