According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
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