Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
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
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
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
One in five long-term love relationships began with one or both partners being involved with others.
177
When dragonflies mate, their tails form a love heart.
22