Couples' personalities converge over time to make partners more and more similar.
235
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
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
40% of people who are rejected in romantic love slip into clinical depression.
72
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Speed dating was invented by a Rabbi in 1999.
45