If you hold farts in during the day, they'll just come out when you sleep.
16
Your heart will pump about 212 million liters in its lifetime.
26
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
A human being loses an average of 40 to 100 strands of hair a day.
133
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Within three days of death, the enzymes that once digested your food begin to eat you.
22
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24