It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Only about 2% of the world population has green eyes.
36
Your body is creating and killing about 2.4 million red blood cells per second.
17
Your thumb is about the same size as your nose.
124
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14