Men fall in love faster than women do.
32
The single biggest predictor of love is proximity.
30
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
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Historically, sweat has been an active ingredient in perfume and love potions.
309