When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
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
Men who kiss their wives in the morning live five years longer than those who don't.
1k