When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Speed dating was invented by a Rabbi in 1999.
45
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Parents receive 1 out of every 5 Valentines.
20