The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
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
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
Historically, sweat has been an active ingredient in perfume and love potions.
309
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12