If you hold farts in during the day, they'll just come out when you sleep.
16
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
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
The human body contains over a billion miles of DNA.
147
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8