Parents receive 1 out of every 5 Valentines.
20
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Raj from the Big Bang Theory is married to Miss India.
11
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
40% of people who are rejected in romantic love slip into clinical depression.
72
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34