Parents receive 1 out of every 5 Valentines.
20
One in five long-term love relationships began with one or both partners being involved with others.
177
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Men fall in love faster than women do.
32
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
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
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Kissing an infection-free partner is good for your teeth!
141